Statements of Financial Condition - USD ($)		Dec. 31, 2021	Dec. 31, 2020
Assets
United States Treasury Obligations, at value (cost $5,999,386 and $11,997,570, respectively)		$ 5,999,443	$ 11,998,090
Affiliated Investments, at value and cost		12,944,971	13,839,876
Other investments:
Variation margin receivable- Commodity Futures Contracts		242,360
Cash held by custodian		0	351,645
Cash due from broker		218,290
Receivable for:
Dividends from affiliates		266	224
Total assets		19,405,330	26,189,835
Other investments:
Variation margin payable- Commodity Futures Contracts			157,600
Payable for:
Management fees		11,896	14,645
Total liabilities		11,896	172,245
Commitments and Contingencies (Note 10)
Equity
Shareholder's equity—General Shares		1,293	1,487
Shareholders' equity—Shares		19,392,141	26,016,103
Total shareholders' equity		19,393,434	26,017,590
Total liabilities and equity		$ 19,405,330	$ 26,189,835
General Shares outstanding		40	40
Shares outstanding		600,000	700,000
Net asset value per share		$ 32.32	$ 37.17
Market value per share	[1]	$ 32.29	$ 37.38

[1] The mean between the last bid and ask prices.