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CONTRACTS AND AGREEMENTS (Tables) | 12 Months Ended
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Dec. 31, 2020
CONTRACTS AND AGREEMENTS |
Schedule of brokerage commissions |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year ended | ​ | ​ | Year ended | ​ | Year ended | ​
​ | ​ | December 31, 2020 | ​ | ​ | December 31, 2019 | ​ | December 31, 2018 |
Total commissions accrued to brokers | ​ | $ | 548,601 | ​ | ​ | $ | 101,742 | ​ | $ | 98,880 | ​
Total commissions as annualized percentage of average total net assets | ​ |  | 0.19 | % | ​ |  | 0.12 | % |  | 0.10 | %
Commissions accrued as a result of rebalancing | ​ | $ | 527,095 | ​ | ​ | $ | 99,885 | ​ | $ | 95,188 | ​
Percentage of commissions accrued as a result of rebalancing | ​ |  | 96.08 | % | ​ |  | 98.17 | % |  | 96.27 | %
Commissions accrued as a result of creation and redemption activity | ​ | $ | 21,506 | ​ | ​ | $ | 1,857 | ​ | $ | 3,692 | ​
Percentage of commissions accrued as a result of creation and redemption activity | ​ |  | 3.92 | % | ​ |  | 1.83 | % |  | 3.73 | %

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