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FAIR VALUE OF FINANCIAL INSTRUMENTS - Fair Value of Derivative Instruments (Details) - Commodity Contracts - USD ($)
Jun. 30, 2023
Dec. 31, 2022
Futures    
FAIR VALUE OF FINANCIAL INSTRUMENTS    
Derivatives not accounted for as hedging instruments assets $ 18,107,617 $ 22,185,936
Swap    
FAIR VALUE OF FINANCIAL INSTRUMENTS    
Derivatives not accounted for as hedging instruments liabilities $ (1,850) $ (4,145)