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FINANCIAL HIGHLIGHTS (Details) - $ / shares | 3 Months Ended
--- | ---
Mar. 31, 2022 | Mar. 31, 2021
Per Share Operating Performance: |  |
Net asset value, beginning of year | $ 20.87 | $ 12.91
Total income (loss) | 9.04 | 2.96
Total expenses | (0.07) | (0.03)
Net increase (decrease) in net asset value | 8.97 | 2.93
Net asset value, end of year | $ 29.84 | $ 15.84
Total Return | 42.98% | 22.70%
Ratios to Average Net Assets |  |
Total income (loss) | 33.60% | 21.56%
Management fees | 0.75% | 0.75%
Total expenses excluding management fees | 0.31% | 0.31%
Expenses waived |  | (0.16%)
Net expense excluding management fees | 0.31% | 0.15%
Net income (loss) | 33.34% | 21.34%

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