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FINANCIAL HIGHLIGHTS (Details) - $ / shares | 9 Months Ended
--- | ---
Sep. 30, 2019 | Sep. 30, 2018
Per Share Operating Performance: |  |
Net asset value, beginning of period | $ 10.26 | $ 9.26
Total income (loss) | (1.35) | 0.25
Net expenses | (0.07) | (0.06)
Net increase (decrease) in net asset value | (1.42) | 0.19
Net asset value, end of period | $ 8.84 | $ 9.45
Total Return | (13.84%) | 2.05%
Ratios to Average Net Assets |  |
Total income (loss) | (13.48%) | 2.89%
Management fees | 0.75% | 0.75%
Total expenses excluding management fees | 1.89% | 1.06%
Expenses waived | (1.74%) | (0.91%)
Net expenses excluding management fees | 0.15% | 0.15%
Net income (loss) | (14.15%) | 2.22%

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