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CONTRACTS AND AGREEMENTS (Tables) | 6 Months Ended
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Jun. 30, 2021
CONTRACTS AND AGREEMENTS |
Schedule of Brokerage and Futures Commissions | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Six months ended | ​ | Six months ended |
​ |  | June 30, 2021 |  | June 30, 2020 |
Total commissions accrued to brokers | ​ | $ | 1,550 | ​ | $ | 521 | ​
Total commissions as annualized percentage of average total net assets | ​ |  | 0.04 | % |  | 0.03 | %
Commissions accrued as a result of rebalancing | ​ | $ | 994 | ​ | $ | 358 | ​
Percentage of commissions accrued as a result of rebalancing | ​ |  | 64.13 | % |  | 68.71 | %
Commissions accrued as a result of creation and redemption activity | ​ | $ | 556 | ​ | $ | 163 | ​
Percentage of commissions accrued as a result of creation and redemption activity | ​ |  | 35.87 | % |  | 31.29 | %

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