Statements of Changes in Net Assets (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Net Assets, Beginning of Period	$ 31,918,269,136	$ 17,628,525,082
Operations:
Net investment loss	(18,536,656)	(11,818,169)
Net realized gain	258,136,947	151,646,482
Net change in unrealized appreciation/depreciation	(3,618,692,332)	831,013,860
Net increase (decrease) in net assets resulting from operations	(3,379,092,041)	970,842,173
Capital Share Transactions:
Contributions for Shares issued	533,856,902	2,615,209,304
Distributions for Shares redeemed	(1,680,026,988)	(991,396,287)
Net increase (decrease) in net assets from capital share transactions	(1,146,170,086)	1,623,813,017
Increase (decrease) in net assets	(4,525,262,127)	2,594,655,190
Net Assets, End of Year	$ 27,393,007,009	$ 20,223,180,272
Shares issued and redeemed
Shares issued (in shares)	30,450,000	171,400,000
Shares redeemed (in shares)	(100,650,000)	(66,550,000)
Net increase (decrease) in Shares issued and outstanding (in shares)	(70,200,000)	104,850,000