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FINANCIAL HIGHLIGHTS (Details) - $ / shares | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Per Share Operating Performance: |  |
Net asset value, beginning of year | $ 35.23 | $ 35.45
Total income (loss) | 4.84 | (1.62)
Total expenses | (0.08) | (0.06)
Net increase (decrease) in net asset value | 4.76 | (1.68)
Net asset value, end of year | $ 39.99 | $ 33.77
Total Return | 13.51% | (4.74%)
Ratios to Average Net Assets |  |
Total income (loss) | 12.77% | (4.45%)
Management fees | 0.60% | 0.60%
Total expenses excluding management fees | 0.30% | 0.14%
Net income (loss) | 12.55% | (4.63%)

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