Statements of Changes in Net Assets - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021		Dec. 31, 2020
Net Assets, Beginning of Year	$ 28,723,023,637	$ 31,918,269,136		$ 17,628,525,082
Operations:
Net investment loss	(71,451,301)	(72,773,331)		(65,443,749)
Net realized gain	583,770,788	578,252,839		496,187,915
Net change in unrealized appreciation/depreciation	(1,051,283,081)	(1,904,612,983)		4,373,267,647
Net increase (decrease) in net assets resulting from operations	(538,963,594)	(1,399,133,475)		4,804,011,813
Capital Share Transactions:
Contributions for Shares issued	2,989,014,129	1,853,104,516		12,103,493,289
Distributions for Shares redeemed	(5,018,182,038)	(3,649,216,540)		(2,617,761,048)
Net increase (decrease) in net assets from capital share transactions	(2,029,167,909)	(1,796,112,024)		9,485,732,241
Increase (decrease) in net assets	(2,568,131,503)	(3,195,245,499)		14,289,744,054
Net Assets, End of Year	$ 26,154,892,134	$ 28,723,023,637		$ 31,918,269,136
Shares issued and redeemed
Shares issued (in shares)	83,500,000	53,075,000	[1]	359,650,000	[1]
Shares redeemed (in shares)	(152,550,000)	(108,550,000)	[1]	(80,000,000)	[1]
Net increase (decrease) in Shares issued and outstanding (in shares)	(69,050,000)	(55,475,000)	[1]	279,650,000	[1]

[1] Share transactions reflect a one-for-two reverse stock split effective at market open on May 24, 2021.