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Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Cash Flows from Operating Activities:
Net income (loss)	$ 14,434,325	$ (5,508,027)	$ 1,721,955
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Unrealized (gain) loss on open futures contracts	(19,374,784)	26,844,760	6,205,208
(Increase) decrease in dividends receivable	(12,055)	15,874	(5,975)
(Increase) decrease in interest receivable	(5,156)	1,530	(2,694)
(Increase) decrease in prepaid insurance	(9)	(326)	(491)
Increase (decrease) in payable due to Broker	0	(7,565,281)	(7,547,510)
Increase (decrease) in General Partner management fees payable	461	(18,959)	(17,694)
Increase (decrease) in professional fees payable	(7,904)	(17,856)	64,802
Increase (decrease) in brokerage commissions payable	0	(3,940)	0
Increase (decrease) in directors' fees payable	150	(317)	66
Increase (decrease) in license fees payable	(862)	(1,572)	(2,320)
Net cash provided by (used in) operating activities	(4,965,834)	13,745,886	415,347
Cash Flows from Financing Activities:
Addition of partnership shares	2,254,827	0	22,440,164
Redemption of partnership shares	(12,410,743)	(35,247,245)	(58,996,025)
Net cash provided by (used in) financing activities	(10,155,916)	(35,247,245)	(36,555,861)
Net Increase (Decrease) in Cash and Cash Equivalents	(15,121,750)	(21,501,359)	(36,140,514)
Total Cash, Cash Equivalents and Equity in Trading Accounts, beginning of year	66,728,725	88,230,084	124,370,598
Total Cash, Cash Equivalents and Equity in Trading Accounts, end of year	$ 51,606,975	$ 66,728,725	$ 88,230,084

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