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Condensed Statements of Cash Flows - USD ($)		6 Months Ended
		Jun. 30, 2020	Jun. 30, 2019
Cash Flows from Operating Activities:
Net income (loss)		$ 73,156,733	$ 11,629,687
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		(62,774,039)	(13,130,099)
(Increase) decrease in dividends receivable		(19,106)	(14,366)
(Increase) decrease in interest receivable		6,320	(488)
(Increase) decrease in prepaid insurance	[1]	(3,004)	(2,586)
(Increase) decrease in prepaid registration fees		(369,998)	0
Increase (decrease) in payable due to Broker		38,297,721	0
Increase (decrease) in General Partner management fees payable		119,907	(1,866)
Increase (decrease) in professional fees payable		(57,325)	(52,837)
Increase (decrease) in brokerage commissions payable		9,180	0
Increase (decrease) in directors' fees payable	[1]	1,209	(371)
Increase (decrease) in license fees payable		7,458	(722)
Net cash provided by (used in) operating activities		48,375,056	(1,573,648)
Cash Flows from Financing Activities:
Addition of partnership shares		302,421,796	1,184,150
Redemption of partnership shares		(155,775,600)	(9,106,069)
Net cash provided by (used in) financing activities		146,646,196	(7,921,919)
Net Increase (Decrease) in Cash and Cash Equivalents		195,021,252	(9,495,567)
Total Cash, Cash Equivalents and Equity in Trading Accounts, beginning of period		51,606,975	66,728,725
Total Cash, Cash Equivalents and Equity in Trading Accounts, end of period		$ 246,628,227	$ 57,233,158
[1] Certain prior year amounts have been reclassified for consistency with the current presentation.

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