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Condensed Schedule of Investments | 3 Months Ended
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Mar. 31, 2012
Condensed Schedule of Investments | United States 12 Month Oil Fund, LP Condensed Schedule of Investments (Unaudited) At March 31, 2012
|  |  | $000,000,000 |  |  |  | $000,000,000 |  |  |  | $000,000,000 |
|  | Number of Contracts |  |  | Unrealized Gain (Loss) on Open Commodity Contracts |  |  | % of Partners’ Capital |
Open Futures Contracts - Long |  |  |  |  |  |  |  |  |  |  |  |
United States Contracts |  |  |  |  |  |  |  |  |  |  |  |
NYMEX Crude Oil Futures CL May 2012 contracts, expiring April 2012 |  |  | 137 |  |  | $ | (371,880 | ) |  |  | (0.22 | )
NYMEX Crude Oil Futures CL June 2012 contracts, expiring May 2012 |  |  | 137 |  |  |  | 831,820 |  |  |  | 0.48 |
NYMEX Crude Oil Futures CL July 2012 contracts, expiring June 2012 |  |  | 136 |  |  |  | 392,680 |  |  |  | 0.23 |
NYMEX Crude Oil Futures CL August 2012 contracts, expiring July 2012 |  |  | 137 |  |  |  | 627,740 |  |  |  | 0.37 |
NYMEX Crude Oil Futures CL September 2012 contracts, expiring August 2012 |  |  | 137 |  |  |  | 2,160,640 |  |  |  | 1.26 |
NYMEX Crude Oil Futures CL October 2012 contracts, expiring September 2012 |  |  | 137 |  |  |  | 1,932,480 |  |  |  | 1.12 |
NYMEX Crude Oil Futures CL November 2012 contracts, expiring October 2012 |  |  | 137 |  |  |  | 2,497,830 |  |  |  | 1.45 |
NYMEX Crude Oil Futures CL December 2012 contracts, expiring November 2012 |  |  | 136 |  |  |  | 1,486,330 |  |  |  | 0.87 |
NYMEX Crude Oil Futures CL January 2013 contracts, expiring December 2012 |  |  | 137 |  |  |  | 762,340 |  |  |  | 0.44 |
NYMEX Crude Oil Futures CL February 2013 contracts, expiring January 2013 |  |  | 137 |  |  |  | 576,390 |  |  |  | 0.34 |
NYMEX Crude Oil Futures CL March 2013 contracts, expiring February 2013 |  |  | 137 |  |  |  | 480,160 |  |  |  | 0.28 |
NYMEX Crude Oil Futures CL April 2013 contracts, expiring March 2013 |  |  | 137 |  |  |  | (72,690 | ) |  |  | (0.04 | )
Total Open Futures Contracts |  |  | 1,642 |  |  | $ | 11,303,840 |  |  |  | 6.58 |
|  | Principal Amount |  |  | Market Value |  |  |  |
Cash Equivalents |  |  |  |  |  |  |  |  |  |  |  |
United States Treasury Obligation |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury Bill, 0.03%, 6/21/2012 |  | $ | 13,450,000 |  |  | $ | 13,449,092 |  |  |  | 7.83 |
United States - Money Market Funds |  |  |  |  |  |  |  |  |  |  |  |
Fidelity Institutional Government Portfolio - Class I |  |  | 40,160,318 |  |  |  | 40,160,318 |  |  |  | 23.38 |
Goldman Sachs Financial Square Funds - Government Fund - Class SL |  |  | 6,451,529 |  |  |  | 6,451,529 |  |  |  | 3.76 |
Morgan Stanley Institutional Liquidity Fund - Government Portfolio |  |  | 60,522,074 |  |  |  | 60,522,074 |  |  |  | 35.23 |
Total Money Market Funds |  |  |  |  |  |  | 107,133,921 |  |  |  | 62.37 |
Total Cash Equivalents |  |  |  |  |  | $ | 120,583,013 |  |  |  | 70.20 |

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- Definition The entire disclosure for the information required in the supplementary schedule applicable to management investment companies summarizing the listing of holdings of unaffiliated investments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 320 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-12C) -URI http://asc.fasb.org/extlink&oid=6955306&loc=d3e611225-123010 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12C -Article 12 + Details
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