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FINANCIAL HIGHLIGHTS (Details) - $ / shares | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Per Share Operating Performance: |  |  |  |
Net asset value, beginning of year | $ 31.96 | $ 26.63 | $ 27.39 | $ 28.26
Total income (loss) | 0.30 | (1.08) | 4.96 | (2.65)
Total expenses | (0.09) | (0.06) | (0.18) | (0.12)
Net increase (decrease) in net asset value | 0.21 | (1.14) | 4.78 | (2.77)
Net asset value, end of year | $ 32.17 | $ 25.49 | $ 32.17 | $ 25.49
Total Return | 0.66% | (4.28%) | 17.45% | (9.80%)
Ratios to Average Net Assets |  |  |  |
Total income (loss) | 0.79% | (2.66%) | 16.48% | (8.64%)
Management fees | 0.75% | 0.75% | 0.75% | 0.75%
Total expenses excluding management fees | 0.44% | 0.15% | 0.45% | 0.14%
Net income (loss) | 0.49% | (2.89%) | 15.88% | (9.08%)

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