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v3.8.0.1

Condensed Statements of Operations - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016
Gain (loss) on trading of commodity futures contracts: |  |  |  |  |
Realized gain (loss) on closed futures contracts |  | $ 12,090,930 | $ 52,730,870 | $ (94,356,398) | $ 139,402,758
Change in unrealized gain (loss) on open futures contracts |  | (23,925,480) | (71,923,920) | (56,069,637) | (119,737,962)
Realized gain (loss) on short-term investments |  | 0 | 0 | (1,172) | 0
Dividend income |  | 45,186 | 31,521 | 98,793 | 76,239
Interest income | [1] | 1,073,563 | 473,173 | 2,480,379 | 1,172,377
ETF transaction fees |  | 48,000 | 30,000 | 192,000 | 76,000
Total income (loss) |  | (10,667,801) | (18,658,356) | (147,656,035) | 20,989,412
Expenses |  |  |  |  |
General Partner management fees (Note 3) |  | 697,857 | 823,113 | 2,098,179 | 2,368,781
Professional fees |  | 188,839 | 46,786 | 911,447 | 164,792
Brokerage commissions |  | 403,584 | 440,975 | 1,204,240 | 1,526,497
Directors' fees and insurance |  | 15,964 | 15,881 | 45,571 | 78,027
License fees |  | 17,446 | 20,577 | 52,454 | 59,219
Registration fees |  | 41,637 | 101,751 | 163,361 | 303,041
Total expenses |  | 1,365,327 | 1,449,083 | 4,475,252 | 4,500,357
Net income (loss) |  | $ (12,033,128) | $ (20,107,439) | $ (152,131,287) | $ 16,489,055
Net income (loss) per limited partnership share |  | $ (0.24) | $ (0.32) | $ (2.75) | $ (0.36)
Net income (loss) per weighted average limited partnership share |  | $ (0.17) | $ (0.31) | $ (2.32) | $ 0.23
Weighted average limited partnership shares outstanding |  | 70,036,041 | 65,875,172 | 65,584,425 | 70,525,965
[1] | Interest income does not exceed paid in kind of 5%.

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- Definition The aggregate costs related to asset management during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2(d)) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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- Definition Amount of operating dividend income on securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.2) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
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- Definition The difference between the book value and the sale price of agreements to purchase or sell mineral resources, energy, and agricultural products at some future point. This element refers to the gain (loss) included in earnings and not to the cash proceeds. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
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- Definition The difference between the book value and the sale price of options, swaps, futures, forward contracts, and other derivative instruments. This element refers to the gain (loss) included in earnings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.13(h)) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
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