Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Cash flows from operating activities:
Net Income (Loss)	$ (34,280,688)	$ 20,586,279
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Cost of securities purchased	(498,601,113)	(814,928,089)
Proceeds from securities sold and matured	502,956,809	996,297,502
Cost of affiliated investments purchased	(2,120,361,361)	(638,558,101)
Proceeds from affiliated investments sold	1,605,246,385	643,817,950
Net accretion of discount on United States Treasury Obligations	(744,477)	(4,621,102)
Net realized (gain) loss on United States Treasury Obligations and Affiliated Investments	8,381	(12,950)
Net change in unrealized (gain) loss on United States Treasury Obligations and Affiliated Investments	(98,379)	(163,100)
Change in operating assets and liabilities:
Variation margin- Currency Futures Contracts	(829,573)	(2,080,978)
Dividends from affiliates	25,682	28,040
Management fees	100,807	(125,817)
Brokerage commissions and fees	1,380	210
Net cash provided by (used in) operating activities	(546,576,147)	200,239,844
Cash flows from financing activities:
Proceeds from purchases of Shares	1,670,462,684	147,608,322
Redemption of Shares	(1,134,391,611)	(352,553,871)
Net cash provided by (used in) financing activities	536,071,073	(204,945,549)
Net change in cash	(10,505,074)	(4,705,705)
Cash at beginning of period	10,505,074	4,705,705
Supplemental disclosure of cash flow information
Cash paid for interest	$ 5,304	$ 9,429