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Condensed Statements of Cash Flows - USD ($)		6 Months Ended
		Jun. 30, 2021	Jun. 30, 2020
Cash Flows from Operating Activities:
Net income (loss)		$ 82,013,291	$ 73,156,733
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Change in unrealized (gain) loss on open commodity futures contracts		(15,076,340)	(62,774,039)
(Increase) decrease in dividends receivable		(2,932)	(19,106)
(Increase) decrease in interest receivable		6,600	6,320
(Increase) decrease in prepaid insurance	[1]	(28,995)	(3,004)
(Increase) decrease in prepaid registration fees		55,407	(369,998)
Increase (decrease) in payable due to Broker		15,833,693	38,297,721
Increase (decrease) in General Partner management fees payable		(8,147)	119,907
Increase (decrease) in professional fees payable		(262)	(57,325)
Increase (decrease) in brokerage commissions payable		0	9,180
Increase (decrease) in directors' fees payable	[1]	255	1,209
Increase (decrease) in license fees payable	[1]	(565)	7,458
Increase (decrease) in registration fees payable		19,708	0
Net cash provided by (used in) operating activities		82,811,713	48,375,056
Cash Flows from Financing Activities:
Addition of partnership shares		0	302,421,796
Redemption of partnership shares		(91,124,330)	(155,775,600)
Net cash provided by (used in) financing activities		(91,124,330)	146,646,196
Net Increase (Decrease) in Cash and Cash Equivalents		(8,312,617)	195,021,252
Total Cash, Cash Equivalents and Equity in Trading Accounts, beginning of period		182,551,168	51,606,975
Total Cash, Cash Equivalents and Equity in Trading Accounts, end of period		$ 174,238,551	$ 246,628,227
[1] Certain prior year amounts have been reclassified for consistency with the current presentation.

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