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Statements of Cash Flows
 12 Months Ended
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Cash flows from operating activities    
Net Comprehensive Income (Loss) $ (2,957,966) $ (2,571,861)
Adjustments to reconcile net comprehensive income (loss) to net cash provided by (used in) operating activities:    
Accrued Sponsor’s fee (33,713) 13,527
Accrued interest expense (14,454) 17,525
Net cash provided by (used in) operating activities (3,006,133) (2,540,809)
Cash flows from financing activities    
Proceeds from purchases of redeemable capital Shares 184,370,935 512,181,310
Redemptions of redeemable capital Shares (275,381,729) (475,189,145)
Net cash provided by (used in) financing activities (91,010,794) 36,992,165
Effect of exchange rate on cash (22,103,870) 21,791,837
Net change in cash (116,120,797) 56,243,193
Cash at beginning of period 327,764,221 271,521,028
Cash at end of period 211,643,424 327,764,221
Supplemental disclosure of cash flow information    
Cash paid for interest $ 1,808,611 $ 1,418,050