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Condensed Statements of Cash Flows (Parenthetical) - USD ($)
Sep. 30, 2019
Sep. 30, 2018
Components of Cash and Cash Equivalents:    
Cash and Cash Equivalents $ 71,249,689 $ 86,567,752
Equity in Trading Accounts:    
Cash and Cash Equivalents 12,337,947 14,769,562
Total Cash, Cash Equivalents and Equity in Trading Accounts $ 83,587,636 $ 101,337,314