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Condensed Statements of Financial Condition - USD ($)	Sep. 30, 2019	Dec. 31, 2018
Assets
Cash and cash equivalents (at cost $1,325,617,585 and $1,223,159,803, respectively) (Notes 2 and 5)	$ 1,325,617,585	$ 1,223,159,803
Equity in trading accounts:
Cash and cash equivalents (at cost $169,419,628 and $433,776,173, respectively)	169,419,628	433,776,173
Unrealized gain (loss) on open commodity futures contracts	(66,680,740)	(194,392,958)
Receivable for shares sold	1,127,942	22,022,450
Dividends receivable	60,237	144,034
Interest receivable	32,281	29,030
Prepaid insurance	79,410	31,698
Prepaid registration fees	149,298	579,117
ETF transaction fees receivable	2,000	2,000
Total assets	1,429,807,641	1,485,351,347
Liabilities and Partners' Capital
Payable for shares redeemed	43,989,738	14,377,830
General Partner management fees payable (Note 3)	510,711	583,978
Professional fees payable	1,139,290	1,741,281
Brokerage commissions payable	89,961	89,961
Directors' fees payable	43,060	42,947
License fees payable	43,264	53,638
Total liabilities	45,816,024	16,889,635
Commitments and Contingencies (Notes 3, 4 and 5)
Partners' Capital
General Partner	0	0
Limited Partners	1,383,991,617	1,468,461,712
Total Partners' Capital	1,383,991,617	1,468,461,712
Total liabilities and partners' capital	$ 1,429,807,641	$ 1,485,351,347
Limited Partners' shares outstanding	122,700,000	153,200,000
Net asset value per share	$ 11.28	$ 9.59
Market value per share	$ 11.34	$ 9.66

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