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CONTRACTS AND AGREEMENTS (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016
Brokerage commissions | $ 35,755 | $ 36,202 | $ 103,523 | $ 130,670
Percentage Of Average Daily Net Assets | 0.14% | 0.16% | 0.14% | 0.16%
Rebalancing Investments Transaction [Member] |  |  |  |
Brokerage commissions |  |  | $ 99,442 | $ 127,245
Percentage Of Average Daily Net Assets | 96.06% | 97.38% | 96.06% | 97.38%
Creation And Redemption Activity [Member] |  |  |  |
Brokerage commissions |  |  | $ 4,081 | $ 3,425
Percentage Of Average Daily Net Assets | 3.94% | 2.62% | 3.94% | 2.62%

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- Definition The amount of expense during the period for floor brokerage fees paid to other broker-dealers to execute trades on their behalf, stock exchange fees, order flow fees, and clearance fees. + References No definition available. + Details
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- Details
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