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Condensed Statements of Operations (USD $) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2012 | Sep. 30, 2011 | Sep. 30, 2012 | Sep. 30, 2011
Gain (loss) on trading of commodity futures contracts: |  |  |  |
Realized loss on closed positions | $ (1,749,680) | $ (1,107,430) | $ (12,562,600) | $ (4,175,800)
Change in unrealized gain (loss) on open positions | 5,150,880 | (3,909,600) | 11,548,500 | (3,193,030)
Dividend income | 1,233 | 525 | 2,814 | 3,606
Interest income | 2,191 | 810 | 4,589 | 1,037
Other income | 2,100 | 0 | 9,100 | 5,000
Total income (loss) | 3,406,724 | (5,015,695) | (997,597) | (7,359,187)
Expenses |  |  |  |
General Partner management fees (Note 3) | 85,391 | 63,384 | 191,381 | 191,460
Professional fees | 30,234 | 51,887 | 80,377 | 151,075
Brokerage commissions | 3,486 | 1,073 | 11,485 | 5,451
Other expenses | 3,374 | 3,313 | 7,858 | 9,387
Total expenses | 122,485 | 119,657 | 291,101 | 357,373
Expense waiver (Note 3) | (13,434) | (39,596) | (42,355) | (113,169)
Net expenses | 109,051 | 80,061 | 248,746 | 244,204
Net income (loss) | $ 3,297,673 | $ (5,095,756) | $ (1,246,343) | $ (7,603,391)
Net income (loss) per limited partnership unit | $ 1.30 | $ (4.63) | $ (2.53) | $ (7.08)
Net income (loss) per weighted average limited partnership unit | $ 1.26 | $ (4.63) | $ (0.63) | $ (7.24)
Weighted average limited partnership units outstanding | 2,612,500 | 1,100,000 | 1,968,613 | 1,050,916

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