NORTHROP GRUMMAN CORPORATION has sponsored the creation of one or more 401k plans.
| Measure | Date | Value |
|---|
| 2022 : NG DC MT FIXED INCOME FUND 2022 401k financial data |
|---|
| Total transfer of assets to this plan | 2022-12-31 | $401,633,648 |
| Total transfer of assets from this plan | 2022-12-31 | $470,483,475 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-12-31 | $106,186 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-12-31 | $132,027 |
| Total income from all sources (including contributions) | 2022-12-31 | $-276,069,939 |
| Total of all expenses incurred | 2022-12-31 | $159,023 |
| Value of total assets at end of year | 2022-12-31 | $1,814,656,775 |
| Value of total assets at beginning of year | 2022-12-31 | $2,159,761,405 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2022-12-31 | $159,023 |
| Total interest from all sources | 2022-12-31 | $12 |
| Were there any nonexempt tranactions with any party-in-interest | 2022-12-31 | No |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2022-12-31 | $2,704 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2022-12-31 | $106,186 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2022-12-31 | $132,027 |
| Other income not declared elsewhere | 2022-12-31 | $69,683 |
| Value of net income/loss | 2022-12-31 | $-276,228,962 |
| Value of net assets at end of year (total assets less liabilities) | 2022-12-31 | $1,814,550,589 |
| Value of net assets at beginning of year (total assets less liabilities) | 2022-12-31 | $2,159,629,378 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2022-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2022-12-31 | No |
| Investment advisory and management fees | 2022-12-31 | $159,023 |
| Value of interest in common/collective trusts at end of year | 2022-12-31 | $1,814,654,071 |
| Value of interest in common/collective trusts at beginning of year | 2022-12-31 | $2,159,756,953 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2022-12-31 | $4,452 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2022-12-31 | $4,452 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2022-12-31 | $12 |
| Net investment gain or loss from common/collective trusts | 2022-12-31 | $-276,139,634 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2022-12-31 | Yes |
| Did the plan have assets held for investment | 2022-12-31 | Yes |
| 2021 : NG DC MT FIXED INCOME FUND 2021 401k financial data |
|---|
| Total transfer of assets to this plan | 2021-12-31 | $498,925,268 |
| Total transfer of assets from this plan | 2021-12-31 | $768,529,883 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2021-12-31 | $132,027 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2021-12-31 | $29,671,539 |
| Total income from all sources (including contributions) | 2021-12-31 | $-41,659,233 |
| Total loss/gain on sale of assets | 2021-12-31 | $-55,256,433 |
| Total of all expenses incurred | 2021-12-31 | $197,007 |
| Value of total assets at end of year | 2021-12-31 | $2,159,761,405 |
| Value of total assets at beginning of year | 2021-12-31 | $2,500,761,772 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2021-12-31 | $197,007 |
| Total interest from all sources | 2021-12-31 | $8,574,556 |
| Were there any nonexempt tranactions with any party-in-interest | 2021-12-31 | No |
| Assets. Other investments not covered elsewhere at beginning of year | 2021-12-31 | $32,327,758 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2021-12-31 | $11,216,383 |
| Assets. Loans (other than to participants) at beginning of year | 2021-12-31 | $29,523,828 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2021-12-31 | $132,027 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2021-12-31 | $29,671,539 |
| Other income not declared elsewhere | 2021-12-31 | $240,971 |
| Value of net income/loss | 2021-12-31 | $-41,856,240 |
| Value of net assets at end of year (total assets less liabilities) | 2021-12-31 | $2,159,629,378 |
| Value of net assets at beginning of year (total assets less liabilities) | 2021-12-31 | $2,471,090,233 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2021-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2021-12-31 | No |
| Investment advisory and management fees | 2021-12-31 | $197,007 |
| Income. Interest from loans (other than to participants) | 2021-12-31 | $513,272 |
| Income. Interest from US Government securities | 2021-12-31 | $4,865,508 |
| Income. Interest from corporate debt instruments | 2021-12-31 | $3,195,706 |
| Value of interest in common/collective trusts at end of year | 2021-12-31 | $2,159,756,953 |
| Value of interest in common/collective trusts at beginning of year | 2021-12-31 | $1,114,719,628 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2021-12-31 | $4,452 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2021-12-31 | $25,644,349 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2021-12-31 | $25,644,349 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2021-12-31 | $70 |
| Asset value of US Government securities at beginning of year | 2021-12-31 | $879,914,497 |
| Net investment gain or loss from common/collective trusts | 2021-12-31 | $4,781,673 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2021-12-31 | No |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2021-12-31 | $216,233,745 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2021-12-31 | $191,181,584 |
| Did the plan have assets held for investment | 2021-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2021-12-31 | $1,465,888,103 |
| Aggregate carrying amount (costs) on sale of assets | 2021-12-31 | $1,521,144,536 |
| 2020 : NG DC MT FIXED INCOME FUND 2020 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2020-12-31 | $62,917,583 |
| Total unrealized appreciation/depreciation of assets | 2020-12-31 | $62,917,583 |
| Total transfer of assets to this plan | 2020-12-31 | $1,216,878,351 |
| Total transfer of assets from this plan | 2020-12-31 | $1,093,310,059 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2020-12-31 | $29,671,539 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2020-12-31 | $16,558,723 |
| Total income from all sources (including contributions) | 2020-12-31 | $169,180,923 |
| Total loss/gain on sale of assets | 2020-12-31 | $-3,189,304 |
| Total of all expenses incurred | 2020-12-31 | $208,923 |
| Value of total assets at end of year | 2020-12-31 | $2,500,761,772 |
| Value of total assets at beginning of year | 2020-12-31 | $2,195,108,664 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2020-12-31 | $208,923 |
| Total interest from all sources | 2020-12-31 | $36,299,799 |
| Were there any nonexempt tranactions with any party-in-interest | 2020-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2020-12-31 | $32,327,758 |
| Assets. Other investments not covered elsewhere at beginning of year | 2020-12-31 | $25,541,254 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2020-12-31 | $11,216,383 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2020-12-31 | $16,380,531 |
| Assets. Loans (other than to participants) at end of year | 2020-12-31 | $29,523,828 |
| Assets. Loans (other than to participants) at beginning of year | 2020-12-31 | $25,527,861 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2020-12-31 | $29,671,539 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2020-12-31 | $16,558,723 |
| Other income not declared elsewhere | 2020-12-31 | $236,160 |
| Value of net income/loss | 2020-12-31 | $168,972,000 |
| Value of net assets at end of year (total assets less liabilities) | 2020-12-31 | $2,471,090,233 |
| Value of net assets at beginning of year (total assets less liabilities) | 2020-12-31 | $2,178,549,941 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2020-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2020-12-31 | No |
| Investment advisory and management fees | 2020-12-31 | $208,923 |
| Income. Interest from loans (other than to participants) | 2020-12-31 | $1,989,862 |
| Income. Interest from US Government securities | 2020-12-31 | $21,241,018 |
| Income. Interest from corporate debt instruments | 2020-12-31 | $12,943,281 |
| Value of interest in common/collective trusts at end of year | 2020-12-31 | $1,114,719,628 |
| Value of interest in common/collective trusts at beginning of year | 2020-12-31 | $918,185,218 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2020-12-31 | $25,644,349 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2020-12-31 | $28,498,554 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2020-12-31 | $28,498,554 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2020-12-31 | $125,638 |
| Asset value of US Government securities at end of year | 2020-12-31 | $879,914,497 |
| Asset value of US Government securities at beginning of year | 2020-12-31 | $832,761,590 |
| Net investment gain or loss from common/collective trusts | 2020-12-31 | $72,916,685 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2020-12-31 | No |
| Asset. Corporate debt instrument preferred debt at end of year | 2020-12-31 | $216,233,745 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2020-12-31 | $193,555,770 |
| Asset. Corporate debt instrument debt (other) at end of year | 2020-12-31 | $191,181,584 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2020-12-31 | $154,657,886 |
| Did the plan have assets held for investment | 2020-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2020-12-31 | $883,337,940 |
| Aggregate carrying amount (costs) on sale of assets | 2020-12-31 | $886,527,244 |
| 2019 : NG DC MT FIXED INCOME FUND 2019 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2019-12-31 | $62,879,187 |
| Total unrealized appreciation/depreciation of assets | 2019-12-31 | $62,879,187 |
| Total transfer of assets to this plan | 2019-12-31 | $853,720,480 |
| Total transfer of assets from this plan | 2019-12-31 | $449,850,159 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $16,558,723 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $2,972,910 |
| Total income from all sources (including contributions) | 2019-12-31 | $165,670,666 |
| Total loss/gain on sale of assets | 2019-12-31 | $815,689 |
| Total of all expenses incurred | 2019-12-31 | $175,613 |
| Value of total assets at end of year | 2019-12-31 | $2,195,108,664 |
| Value of total assets at beginning of year | 2019-12-31 | $1,612,157,477 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2019-12-31 | $175,613 |
| Total interest from all sources | 2019-12-31 | $37,679,874 |
| Were there any nonexempt tranactions with any party-in-interest | 2019-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2019-12-31 | $25,541,254 |
| Assets. Other investments not covered elsewhere at beginning of year | 2019-12-31 | $25,268,345 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2019-12-31 | $16,380,531 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2019-12-31 | $8,845,342 |
| Assets. Loans (other than to participants) at end of year | 2019-12-31 | $25,527,861 |
| Assets. Loans (other than to participants) at beginning of year | 2019-12-31 | $21,986,877 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2019-12-31 | $16,558,723 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2019-12-31 | $2,972,910 |
| Other income not declared elsewhere | 2019-12-31 | $550,296 |
| Value of net income/loss | 2019-12-31 | $165,495,053 |
| Value of net assets at end of year (total assets less liabilities) | 2019-12-31 | $2,178,549,941 |
| Value of net assets at beginning of year (total assets less liabilities) | 2019-12-31 | $1,609,184,567 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2019-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2019-12-31 | No |
| Investment advisory and management fees | 2019-12-31 | $175,613 |
| Income. Interest from loans (other than to participants) | 2019-12-31 | $1,796,504 |
| Income. Interest from US Government securities | 2019-12-31 | $23,085,903 |
| Income. Interest from corporate debt instruments | 2019-12-31 | $12,589,720 |
| Value of interest in common/collective trusts at end of year | 2019-12-31 | $918,185,218 |
| Value of interest in common/collective trusts at beginning of year | 2019-12-31 | $450,454,575 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2019-12-31 | $28,498,554 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2019-12-31 | $8,385,659 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2019-12-31 | $8,385,659 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2019-12-31 | $207,747 |
| Asset value of US Government securities at end of year | 2019-12-31 | $832,761,590 |
| Asset value of US Government securities at beginning of year | 2019-12-31 | $779,348,054 |
| Net investment gain or loss from common/collective trusts | 2019-12-31 | $63,745,620 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2019-12-31 | No |
| Asset. Corporate debt instrument preferred debt at end of year | 2019-12-31 | $193,555,770 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2019-12-31 | $178,506,842 |
| Asset. Corporate debt instrument debt (other) at end of year | 2019-12-31 | $154,657,886 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2019-12-31 | $139,361,783 |
| Did the plan have assets held for investment | 2019-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2019-12-31 | $402,001,907 |
| Aggregate carrying amount (costs) on sale of assets | 2019-12-31 | $401,186,218 |
| 2018 : NG DC MT FIXED INCOME FUND 2018 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2018-12-31 | $-32,109,015 |
| Total unrealized appreciation/depreciation of assets | 2018-12-31 | $-32,109,015 |
| Total transfer of assets to this plan | 2018-12-31 | $423,232,467 |
| Total transfer of assets from this plan | 2018-12-31 | $434,311,863 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2018-12-31 | $2,972,910 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2018-12-31 | $29,325,915 |
| Total income from all sources (including contributions) | 2018-12-31 | $1,941,916 |
| Total loss/gain on sale of assets | 2018-12-31 | $-3,662,491 |
| Total of all expenses incurred | 2018-12-31 | $151,637 |
| Value of total assets at end of year | 2018-12-31 | $1,612,157,477 |
| Value of total assets at beginning of year | 2018-12-31 | $1,647,799,599 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2018-12-31 | $151,637 |
| Total interest from all sources | 2018-12-31 | $35,925,526 |
| Were there any nonexempt tranactions with any party-in-interest | 2018-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2018-12-31 | $25,268,345 |
| Assets. Other investments not covered elsewhere at beginning of year | 2018-12-31 | $28,399,768 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2018-12-31 | $8,845,342 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2018-12-31 | $18,573,218 |
| Assets. Loans (other than to participants) at end of year | 2018-12-31 | $21,986,877 |
| Assets. Loans (other than to participants) at beginning of year | 2018-12-31 | $20,175,249 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2018-12-31 | $2,972,910 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2018-12-31 | $29,325,915 |
| Other income not declared elsewhere | 2018-12-31 | $1,527,755 |
| Value of net income/loss | 2018-12-31 | $1,790,279 |
| Value of net assets at end of year (total assets less liabilities) | 2018-12-31 | $1,609,184,567 |
| Value of net assets at beginning of year (total assets less liabilities) | 2018-12-31 | $1,618,473,684 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2018-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2018-12-31 | No |
| Investment advisory and management fees | 2018-12-31 | $151,637 |
| Income. Interest from loans (other than to participants) | 2018-12-31 | $1,890,159 |
| Income. Interest from US Government securities | 2018-12-31 | $21,482,592 |
| Income. Interest from corporate debt instruments | 2018-12-31 | $12,340,615 |
| Value of interest in common/collective trusts at end of year | 2018-12-31 | $450,454,575 |
| Value of interest in common/collective trusts at beginning of year | 2018-12-31 | $461,004,729 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2018-12-31 | $8,385,659 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2018-12-31 | $18,583,444 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2018-12-31 | $18,583,444 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2018-12-31 | $212,160 |
| Asset value of US Government securities at end of year | 2018-12-31 | $779,348,054 |
| Asset value of US Government securities at beginning of year | 2018-12-31 | $766,935,910 |
| Net investment gain or loss from common/collective trusts | 2018-12-31 | $260,141 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2018-12-31 | No |
| Asset. Corporate debt instrument preferred debt at end of year | 2018-12-31 | $178,506,842 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2018-12-31 | $186,024,213 |
| Asset. Corporate debt instrument debt (other) at end of year | 2018-12-31 | $139,361,783 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2018-12-31 | $148,103,068 |
| Did the plan have assets held for investment | 2018-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2018-12-31 | $387,371,723 |
| Aggregate carrying amount (costs) on sale of assets | 2018-12-31 | $391,034,214 |
| 2017 : NG DC MT FIXED INCOME FUND 2017 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2017-12-31 | $7,980,865 |
| Total unrealized appreciation/depreciation of assets | 2017-12-31 | $7,980,865 |
| Total transfer of assets to this plan | 2017-12-31 | $308,335,865 |
| Total transfer of assets from this plan | 2017-12-31 | $351,634,376 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2017-12-31 | $29,325,915 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2017-12-31 | $22,086,389 |
| Total income from all sources (including contributions) | 2017-12-31 | $57,117,626 |
| Total loss/gain on sale of assets | 2017-12-31 | $-2,137,704 |
| Total of all expenses incurred | 2017-12-31 | $152,002 |
| Value of total assets at end of year | 2017-12-31 | $1,647,799,599 |
| Value of total assets at beginning of year | 2017-12-31 | $1,626,892,960 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2017-12-31 | $152,002 |
| Total interest from all sources | 2017-12-31 | $34,308,713 |
| Were there any nonexempt tranactions with any party-in-interest | 2017-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2017-12-31 | $28,399,768 |
| Assets. Other investments not covered elsewhere at beginning of year | 2017-12-31 | $28,882,724 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2017-12-31 | $18,573,218 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2017-12-31 | $14,303,914 |
| Assets. Loans (other than to participants) at end of year | 2017-12-31 | $20,175,249 |
| Assets. Loans (other than to participants) at beginning of year | 2017-12-31 | $16,583,741 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2017-12-31 | $29,325,915 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2017-12-31 | $22,086,389 |
| Other income not declared elsewhere | 2017-12-31 | $655,397 |
| Value of net income/loss | 2017-12-31 | $56,965,624 |
| Value of net assets at end of year (total assets less liabilities) | 2017-12-31 | $1,618,473,684 |
| Value of net assets at beginning of year (total assets less liabilities) | 2017-12-31 | $1,604,806,571 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2017-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2017-12-31 | No |
| Investment advisory and management fees | 2017-12-31 | $152,002 |
| Interest earned on other investments | 2017-12-31 | $1,851,977 |
| Income. Interest from US Government securities | 2017-12-31 | $20,307,960 |
| Income. Interest from corporate debt instruments | 2017-12-31 | $12,067,963 |
| Value of interest in common/collective trusts at end of year | 2017-12-31 | $461,004,729 |
| Value of interest in common/collective trusts at beginning of year | 2017-12-31 | $488,305,266 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2017-12-31 | $18,583,444 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2017-12-31 | $20,545,623 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2017-12-31 | $20,545,623 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2017-12-31 | $80,813 |
| Asset value of US Government securities at end of year | 2017-12-31 | $766,935,910 |
| Asset value of US Government securities at beginning of year | 2017-12-31 | $735,319,586 |
| Net investment gain or loss from common/collective trusts | 2017-12-31 | $16,310,355 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2017-12-31 | No |
| Asset. Corporate debt instrument preferred debt at end of year | 2017-12-31 | $186,024,213 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2017-12-31 | $183,497,825 |
| Asset. Corporate debt instrument debt (other) at end of year | 2017-12-31 | $148,103,068 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2017-12-31 | $139,454,281 |
| Did the plan have assets held for investment | 2017-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2017-12-31 | $351,134,421 |
| Aggregate carrying amount (costs) on sale of assets | 2017-12-31 | $353,272,125 |
| 2016 : NG DC MT FIXED INCOME FUND 2016 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2016-12-31 | $-2,374,141 |
| Total unrealized appreciation/depreciation of assets | 2016-12-31 | $-2,374,141 |
| Total transfer of assets to this plan | 2016-12-31 | $447,615,305 |
| Total transfer of assets from this plan | 2016-12-31 | $375,428,015 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2016-12-31 | $22,086,389 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2016-12-31 | $43,725,522 |
| Total income from all sources (including contributions) | 2016-12-31 | $39,523,262 |
| Total loss/gain on sale of assets | 2016-12-31 | $-3,387,115 |
| Total of all expenses incurred | 2016-12-31 | $141,457 |
| Value of total assets at end of year | 2016-12-31 | $1,626,892,960 |
| Value of total assets at beginning of year | 2016-12-31 | $1,536,962,998 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2016-12-31 | $141,457 |
| Total interest from all sources | 2016-12-31 | $34,457,911 |
| Were there any nonexempt tranactions with any party-in-interest | 2016-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2016-12-31 | $28,882,724 |
| Assets. Other investments not covered elsewhere at beginning of year | 2016-12-31 | $30,535,568 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2016-12-31 | $14,303,914 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2016-12-31 | $28,601,915 |
| Assets. Loans (other than to participants) at end of year | 2016-12-31 | $16,583,741 |
| Assets. Loans (other than to participants) at beginning of year | 2016-12-31 | $18,907,078 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2016-12-31 | $22,086,389 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2016-12-31 | $43,725,522 |
| Other income not declared elsewhere | 2016-12-31 | $550,573 |
| Value of net income/loss | 2016-12-31 | $39,381,805 |
| Value of net assets at end of year (total assets less liabilities) | 2016-12-31 | $1,604,806,571 |
| Value of net assets at beginning of year (total assets less liabilities) | 2016-12-31 | $1,493,237,476 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2016-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2016-12-31 | No |
| Investment advisory and management fees | 2016-12-31 | $141,457 |
| Interest earned on other investments | 2016-12-31 | $2,430,342 |
| Income. Interest from US Government securities | 2016-12-31 | $19,808,937 |
| Income. Interest from corporate debt instruments | 2016-12-31 | $12,163,330 |
| Value of interest in common/collective trusts at end of year | 2016-12-31 | $488,305,266 |
| Value of interest in common/collective trusts at beginning of year | 2016-12-31 | $406,024,422 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2016-12-31 | $20,545,623 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2016-12-31 | $37,174,182 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2016-12-31 | $37,174,182 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2016-12-31 | $55,302 |
| Asset value of US Government securities at end of year | 2016-12-31 | $735,319,586 |
| Asset value of US Government securities at beginning of year | 2016-12-31 | $719,843,135 |
| Net investment gain or loss from common/collective trusts | 2016-12-31 | $10,276,034 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2016-12-31 | No |
| Asset. Corporate debt instrument preferred debt at end of year | 2016-12-31 | $183,497,825 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2016-12-31 | $165,155,607 |
| Asset. Corporate debt instrument debt (other) at end of year | 2016-12-31 | $139,454,281 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2016-12-31 | $130,721,091 |
| Did the plan have assets held for investment | 2016-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2016-12-31 | $432,042,198 |
| Aggregate carrying amount (costs) on sale of assets | 2016-12-31 | $435,429,313 |
| 2015 : NG DC MT FIXED INCOME FUND 2015 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2015-12-31 | $-21,983,250 |
| Total unrealized appreciation/depreciation of assets | 2015-12-31 | $-21,983,250 |
| Total transfer of assets to this plan | 2015-12-31 | $200,341,258 |
| Total transfer of assets from this plan | 2015-12-31 | $199,446,665 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2015-12-31 | $43,725,522 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2015-12-31 | $25,351,711 |
| Total income from all sources (including contributions) | 2015-12-31 | $8,554,522 |
| Total loss/gain on sale of assets | 2015-12-31 | $-5,902,935 |
| Total of all expenses incurred | 2015-12-31 | $108,901 |
| Value of total assets at end of year | 2015-12-31 | $1,536,962,998 |
| Value of total assets at beginning of year | 2015-12-31 | $1,509,248,973 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2015-12-31 | $108,901 |
| Total interest from all sources | 2015-12-31 | $33,725,803 |
| Total dividends received (eg from common stock, registered investment company shares) | 2015-12-31 | $68,936 |
| Were there any nonexempt tranactions with any party-in-interest | 2015-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2015-12-31 | $30,535,568 |
| Assets. Other investments not covered elsewhere at beginning of year | 2015-12-31 | $31,316,033 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2015-12-31 | $28,601,915 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2015-12-31 | $15,639,252 |
| Assets. Loans (other than to participants) at end of year | 2015-12-31 | $18,907,078 |
| Assets. Loans (other than to participants) at beginning of year | 2015-12-31 | $21,320,790 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2015-12-31 | $43,725,522 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2015-12-31 | $25,351,711 |
| Other income not declared elsewhere | 2015-12-31 | $621,978 |
| Value of net income/loss | 2015-12-31 | $8,445,621 |
| Value of net assets at end of year (total assets less liabilities) | 2015-12-31 | $1,493,237,476 |
| Value of net assets at beginning of year (total assets less liabilities) | 2015-12-31 | $1,483,897,262 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2015-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2015-12-31 | No |
| Investment advisory and management fees | 2015-12-31 | $108,901 |
| Interest earned on other investments | 2015-12-31 | $2,372,221 |
| Income. Interest from US Government securities | 2015-12-31 | $19,500,850 |
| Income. Interest from corporate debt instruments | 2015-12-31 | $11,830,503 |
| Value of interest in common/collective trusts at end of year | 2015-12-31 | $406,024,422 |
| Value of interest in common/collective trusts at beginning of year | 2015-12-31 | $402,777,610 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2015-12-31 | $37,174,182 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2015-12-31 | $25,658,315 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2015-12-31 | $25,658,315 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2015-12-31 | $22,229 |
| Asset value of US Government securities at end of year | 2015-12-31 | $719,843,135 |
| Asset value of US Government securities at beginning of year | 2015-12-31 | $719,293,279 |
| Net investment gain or loss from common/collective trusts | 2015-12-31 | $2,023,990 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2015-12-31 | No |
| Income. Dividends from common stock | 2015-12-31 | $68,936 |
| Asset. Corporate debt instrument preferred debt at end of year | 2015-12-31 | $165,155,607 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2015-12-31 | $178,735,076 |
| Asset. Corporate debt instrument debt (other) at end of year | 2015-12-31 | $130,721,091 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2015-12-31 | $113,833,089 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2015-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2015-12-31 | $675,529 |
| Did the plan have assets held for investment | 2015-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2015-12-31 | $511,324,987 |
| Aggregate carrying amount (costs) on sale of assets | 2015-12-31 | $517,227,922 |
| 2014 : NG DC MT FIXED INCOME FUND 2014 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2014-12-31 | $30,384,329 |
| Total unrealized appreciation/depreciation of assets | 2014-12-31 | $30,384,329 |
| Total transfer of assets to this plan | 2014-12-31 | $304,559,159 |
| Total transfer of assets from this plan | 2014-12-31 | $171,396,891 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2014-12-31 | $25,351,711 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2014-12-31 | $21,431,341 |
| Total income from all sources (including contributions) | 2014-12-31 | $79,767,252 |
| Total loss/gain on sale of assets | 2014-12-31 | $-1,796,816 |
| Total of all expenses incurred | 2014-12-31 | $104,552 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2014-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2014-12-31 | $0 |
| Value of total assets at end of year | 2014-12-31 | $1,509,248,973 |
| Value of total assets at beginning of year | 2014-12-31 | $1,292,503,635 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2014-12-31 | $104,552 |
| Total interest from all sources | 2014-12-31 | $33,107,363 |
| Total dividends received (eg from common stock, registered investment company shares) | 2014-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2014-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2014-12-31 | $31,316,033 |
| Assets. Other investments not covered elsewhere at beginning of year | 2014-12-31 | $28,927,045 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2014-12-31 | $15,639,252 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2014-12-31 | $6,658,061 |
| Assets. Loans (other than to participants) at end of year | 2014-12-31 | $21,320,790 |
| Assets. Loans (other than to participants) at beginning of year | 2014-12-31 | $18,553,323 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2014-12-31 | $25,351,711 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2014-12-31 | $21,431,341 |
| Other income not declared elsewhere | 2014-12-31 | $722,852 |
| Value of net income/loss | 2014-12-31 | $79,662,700 |
| Value of net assets at end of year (total assets less liabilities) | 2014-12-31 | $1,483,897,262 |
| Value of net assets at beginning of year (total assets less liabilities) | 2014-12-31 | $1,271,072,294 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2014-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2014-12-31 | No |
| Investment advisory and management fees | 2014-12-31 | $104,552 |
| Interest earned on other investments | 2014-12-31 | $2,414,912 |
| Income. Interest from US Government securities | 2014-12-31 | $19,381,399 |
| Income. Interest from corporate debt instruments | 2014-12-31 | $11,299,088 |
| Value of interest in common/collective trusts at end of year | 2014-12-31 | $402,777,610 |
| Value of interest in common/collective trusts at beginning of year | 2014-12-31 | $251,912,905 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2014-12-31 | $25,658,315 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2014-12-31 | $30,678,980 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2014-12-31 | $30,678,980 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2014-12-31 | $11,964 |
| Asset value of US Government securities at end of year | 2014-12-31 | $719,293,279 |
| Asset value of US Government securities at beginning of year | 2014-12-31 | $698,385,846 |
| Net investment gain or loss from common/collective trusts | 2014-12-31 | $17,349,524 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2014-12-31 | No |
| Asset. Corporate debt instrument preferred debt at end of year | 2014-12-31 | $178,735,076 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2014-12-31 | $163,816,258 |
| Asset. Corporate debt instrument debt (other) at end of year | 2014-12-31 | $113,833,089 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2014-12-31 | $93,571,217 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2014-12-31 | $675,529 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2014-12-31 | $0 |
| Did the plan have assets held for investment | 2014-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2014-12-31 | $528,509,284 |
| Aggregate carrying amount (costs) on sale of assets | 2014-12-31 | $530,306,100 |
| 2013 : NG DC MT FIXED INCOME FUND 2013 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2013-12-31 | $-46,634,586 |
| Total unrealized appreciation/depreciation of assets | 2013-12-31 | $-46,634,586 |
| Total transfer of assets to this plan | 2013-12-31 | $134,086,444 |
| Total transfer of assets from this plan | 2013-12-31 | $463,201,300 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2013-12-31 | $21,431,341 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2013-12-31 | $39,856,415 |
| Total income from all sources (including contributions) | 2013-12-31 | $-31,781,633 |
| Total loss/gain on sale of assets | 2013-12-31 | $-9,777,570 |
| Total of all expenses incurred | 2013-12-31 | $154,126 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2013-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2013-12-31 | $0 |
| Value of total assets at end of year | 2013-12-31 | $1,292,503,635 |
| Value of total assets at beginning of year | 2013-12-31 | $1,671,979,324 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2013-12-31 | $154,126 |
| Total interest from all sources | 2013-12-31 | $33,206,117 |
| Total dividends received (eg from common stock, registered investment company shares) | 2013-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2013-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2013-12-31 | $28,927,045 |
| Assets. Other investments not covered elsewhere at beginning of year | 2013-12-31 | $26,383,581 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2013-12-31 | $6,658,061 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2013-12-31 | $13,299,152 |
| Assets. Loans (other than to participants) at end of year | 2013-12-31 | $18,553,323 |
| Assets. Loans (other than to participants) at beginning of year | 2013-12-31 | $22,565,366 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2013-12-31 | $21,431,341 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2013-12-31 | $39,856,415 |
| Other income not declared elsewhere | 2013-12-31 | $616,483 |
| Value of net income/loss | 2013-12-31 | $-31,935,759 |
| Value of net assets at end of year (total assets less liabilities) | 2013-12-31 | $1,271,072,294 |
| Value of net assets at beginning of year (total assets less liabilities) | 2013-12-31 | $1,632,122,909 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2013-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2013-12-31 | No |
| Investment advisory and management fees | 2013-12-31 | $154,126 |
| Interest earned on other investments | 2013-12-31 | $2,380,934 |
| Income. Interest from US Government securities | 2013-12-31 | $20,134,393 |
| Income. Interest from corporate debt instruments | 2013-12-31 | $10,668,383 |
| Value of interest in common/collective trusts at end of year | 2013-12-31 | $251,912,905 |
| Value of interest in common/collective trusts at beginning of year | 2013-12-31 | $590,216,806 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2013-12-31 | $30,678,980 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2013-12-31 | $46,274,655 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2013-12-31 | $46,274,655 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2013-12-31 | $22,407 |
| Asset value of US Government securities at end of year | 2013-12-31 | $698,385,846 |
| Asset value of US Government securities at beginning of year | 2013-12-31 | $722,272,974 |
| Net investment gain or loss from common/collective trusts | 2013-12-31 | $-9,192,077 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2013-12-31 | No |
| Asset. Corporate debt instrument preferred debt at end of year | 2013-12-31 | $163,816,258 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2013-12-31 | $166,798,121 |
| Asset. Corporate debt instrument debt (other) at end of year | 2013-12-31 | $93,571,217 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2013-12-31 | $84,168,669 |
| Did the plan have assets held for investment | 2013-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2013-12-31 | $424,364,455 |
| Aggregate carrying amount (costs) on sale of assets | 2013-12-31 | $434,142,025 |
| 2012 : NG DC MT FIXED INCOME FUND 2012 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2012-12-31 | $14,159,017 |
| Total unrealized appreciation/depreciation of assets | 2012-12-31 | $14,159,017 |
| Total transfer of assets to this plan | 2012-12-31 | $365,438,291 |
| Total transfer of assets from this plan | 2012-12-31 | $240,091,926 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2012-12-31 | $39,856,415 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2012-12-31 | $17,333,806 |
| Total income from all sources (including contributions) | 2012-12-31 | $61,258,061 |
| Total loss/gain on sale of assets | 2012-12-31 | $-6,460,837 |
| Total of all expenses incurred | 2012-12-31 | $137,651 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2012-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2012-12-31 | $0 |
| Value of total assets at end of year | 2012-12-31 | $1,671,979,324 |
| Value of total assets at beginning of year | 2012-12-31 | $1,462,989,940 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2012-12-31 | $137,651 |
| Total interest from all sources | 2012-12-31 | $35,033,508 |
| Total dividends received (eg from common stock, registered investment company shares) | 2012-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2012-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2012-12-31 | $26,383,581 |
| Assets. Other investments not covered elsewhere at beginning of year | 2012-12-31 | $27,050,496 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2012-12-31 | $13,299,152 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2012-12-31 | $7,227,238 |
| Assets. Loans (other than to participants) at end of year | 2012-12-31 | $22,565,366 |
| Assets. Loans (other than to participants) at beginning of year | 2012-12-31 | $22,661,071 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2012-12-31 | $39,856,415 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2012-12-31 | $17,333,806 |
| Other income not declared elsewhere | 2012-12-31 | $869,134 |
| Value of net income/loss | 2012-12-31 | $61,120,410 |
| Value of net assets at end of year (total assets less liabilities) | 2012-12-31 | $1,632,122,909 |
| Value of net assets at beginning of year (total assets less liabilities) | 2012-12-31 | $1,445,656,134 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2012-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2012-12-31 | No |
| Investment advisory and management fees | 2012-12-31 | $137,651 |
| Interest earned on other investments | 2012-12-31 | $2,353,990 |
| Income. Interest from US Government securities | 2012-12-31 | $22,011,234 |
| Income. Interest from corporate debt instruments | 2012-12-31 | $10,625,077 |
| Value of interest in common/collective trusts at end of year | 2012-12-31 | $590,216,806 |
| Value of interest in common/collective trusts at beginning of year | 2012-12-31 | $447,027,946 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2012-12-31 | $46,274,655 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2012-12-31 | $32,973,193 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2012-12-31 | $32,973,193 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2012-12-31 | $43,207 |
| Asset value of US Government securities at end of year | 2012-12-31 | $722,272,974 |
| Asset value of US Government securities at beginning of year | 2012-12-31 | $702,631,871 |
| Net investment gain or loss from common/collective trusts | 2012-12-31 | $17,657,239 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2012-12-31 | No |
| Asset. Corporate debt instrument preferred debt at end of year | 2012-12-31 | $166,798,121 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2012-12-31 | $140,103,499 |
| Asset. Corporate debt instrument debt (other) at end of year | 2012-12-31 | $84,168,669 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2012-12-31 | $82,914,640 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2012-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2012-12-31 | $399,986 |
| Did the plan have assets held for investment | 2012-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2012-12-31 | $402,146,459 |
| Aggregate carrying amount (costs) on sale of assets | 2012-12-31 | $408,607,296 |
| 2011 : NG DC MT FIXED INCOME FUND 2011 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2011-12-31 | $41,742,049 |
| Total unrealized appreciation/depreciation of assets | 2011-12-31 | $41,742,049 |
| Total transfer of assets to this plan | 2011-12-31 | $346,384,504 |
| Total transfer of assets from this plan | 2011-12-31 | $450,778,517 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2011-12-31 | $17,333,806 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2011-12-31 | $129,091,423 |
| Total income from all sources (including contributions) | 2011-12-31 | $96,386,796 |
| Total loss/gain on sale of assets | 2011-12-31 | $-1,972,495 |
| Total of all expenses incurred | 2011-12-31 | $309,114 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2011-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2011-12-31 | $0 |
| Value of total assets at end of year | 2011-12-31 | $1,462,989,940 |
| Value of total assets at beginning of year | 2011-12-31 | $1,583,063,888 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2011-12-31 | $309,114 |
| Total interest from all sources | 2011-12-31 | $32,974,931 |
| Total dividends received (eg from common stock, registered investment company shares) | 2011-12-31 | $104 |
| Were there any nonexempt tranactions with any party-in-interest | 2011-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2011-12-31 | $27,050,496 |
| Assets. Other investments not covered elsewhere at beginning of year | 2011-12-31 | $21,852,609 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2011-12-31 | $7,227,238 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2011-12-31 | $1,085,111 |
| Assets. Loans (other than to participants) at end of year | 2011-12-31 | $22,661,071 |
| Assets. Loans (other than to participants) at beginning of year | 2011-12-31 | $29,447,480 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2011-12-31 | $17,333,806 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2011-12-31 | $129,091,423 |
| Other income not declared elsewhere | 2011-12-31 | $544,888 |
| Value of net income/loss | 2011-12-31 | $96,077,682 |
| Value of net assets at end of year (total assets less liabilities) | 2011-12-31 | $1,445,656,134 |
| Value of net assets at beginning of year (total assets less liabilities) | 2011-12-31 | $1,453,972,465 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2011-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2011-12-31 | No |
| Investment advisory and management fees | 2011-12-31 | $309,114 |
| Interest earned on other investments | 2011-12-31 | $1,282,396 |
| Income. Interest from US Government securities | 2011-12-31 | $21,309,928 |
| Income. Interest from corporate debt instruments | 2011-12-31 | $10,296,938 |
| Value of interest in common/collective trusts at end of year | 2011-12-31 | $447,027,946 |
| Value of interest in common/collective trusts at beginning of year | 2011-12-31 | $525,214,020 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2011-12-31 | $32,973,193 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2011-12-31 | $139,981,680 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2011-12-31 | $139,981,680 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2011-12-31 | $85,669 |
| Asset value of US Government securities at end of year | 2011-12-31 | $702,631,871 |
| Asset value of US Government securities at beginning of year | 2011-12-31 | $660,690,811 |
| Net investment gain or loss from common/collective trusts | 2011-12-31 | $23,097,319 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2011-12-31 | No |
| Income. Dividends from common stock | 2011-12-31 | $104 |
| Asset. Corporate debt instrument preferred debt at end of year | 2011-12-31 | $140,103,499 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2011-12-31 | $140,381,263 |
| Asset. Corporate debt instrument debt (other) at end of year | 2011-12-31 | $82,914,640 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2011-12-31 | $64,410,914 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2011-12-31 | $399,986 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2011-12-31 | $0 |
| Did the plan have assets held for investment | 2011-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2011-12-31 | $970,516,737 |
| Aggregate carrying amount (costs) on sale of assets | 2011-12-31 | $972,489,232 |
| 2010 : NG DC MT FIXED INCOME FUND 2010 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2010-12-31 | $-8,849,111 |
| Total unrealized appreciation/depreciation of assets | 2010-12-31 | $-8,849,111 |
| Total transfer of assets to this plan | 2010-12-31 | $278,383,318 |
| Total transfer of assets from this plan | 2010-12-31 | $220,970,528 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2010-12-31 | $129,091,423 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2010-12-31 | $68,014,140 |
| Total income from all sources (including contributions) | 2010-12-31 | $91,290,790 |
| Total loss/gain on sale of assets | 2010-12-31 | $35,947,452 |
| Total of all expenses incurred | 2010-12-31 | $1,426,014 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2010-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2010-12-31 | $0 |
| Value of total assets at end of year | 2010-12-31 | $1,583,063,888 |
| Value of total assets at beginning of year | 2010-12-31 | $1,374,709,039 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2010-12-31 | $1,426,014 |
| Total interest from all sources | 2010-12-31 | $34,976,677 |
| Total dividends received (eg from common stock, registered investment company shares) | 2010-12-31 | $483 |
| Were there any nonexempt tranactions with any party-in-interest | 2010-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2010-12-31 | $21,852,609 |
| Assets. Other investments not covered elsewhere at beginning of year | 2010-12-31 | $28,696,687 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2010-12-31 | $1,085,111 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2010-12-31 | $77,622,506 |
| Assets. Loans (other than to participants) at end of year | 2010-12-31 | $29,447,480 |
| Assets. Loans (other than to participants) at beginning of year | 2010-12-31 | $68,196,254 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2010-12-31 | $129,091,423 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2010-12-31 | $68,014,140 |
| Other income not declared elsewhere | 2010-12-31 | $544,896 |
| Value of net income/loss | 2010-12-31 | $89,864,776 |
| Value of net assets at end of year (total assets less liabilities) | 2010-12-31 | $1,453,972,465 |
| Value of net assets at beginning of year (total assets less liabilities) | 2010-12-31 | $1,306,694,899 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2010-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2010-12-31 | No |
| Investment advisory and management fees | 2010-12-31 | $1,426,014 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2010-12-31 | $0 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2010-12-31 | $135,633,554 |
| Interest earned on other investments | 2010-12-31 | $4,140,346 |
| Income. Interest from US Government securities | 2010-12-31 | $13,103,930 |
| Income. Interest from corporate debt instruments | 2010-12-31 | $17,638,734 |
| Value of interest in common/collective trusts at end of year | 2010-12-31 | $525,214,020 |
| Value of interest in common/collective trusts at beginning of year | 2010-12-31 | $193,994,976 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2010-12-31 | $139,981,680 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2010-12-31 | $37,475,916 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2010-12-31 | $37,475,916 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2010-12-31 | $93,667 |
| Asset value of US Government securities at end of year | 2010-12-31 | $660,690,811 |
| Asset value of US Government securities at beginning of year | 2010-12-31 | $389,745,790 |
| Net investment gain or loss from common/collective trusts | 2010-12-31 | $28,670,393 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2010-12-31 | Yes |
| Income. Dividends from common stock | 2010-12-31 | $483 |
| Asset. Corporate debt instrument preferred debt at end of year | 2010-12-31 | $140,381,263 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2010-12-31 | $342,508,266 |
| Asset. Corporate debt instrument debt (other) at end of year | 2010-12-31 | $64,410,914 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2010-12-31 | $100,835,090 |
| Did the plan have assets held for investment | 2010-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2010-12-31 | $3,908,760,530 |
| Aggregate carrying amount (costs) on sale of assets | 2010-12-31 | $3,872,813,078 |
