Leverage: 1.0 Supplementary leverage: 3.0 Last date: 2026-05-15 First date: 1928-01-03 90% confidence interval of annual volatility: [0.58, 0.74] 80% confidence interval of annual drift minus annual volatility squared halved: [-0.01, 0.16] 50% confidence interval of annual drift minus annual volatility squared halved: [0.03, 0.12] 80% confidence interval of median of annual return: [0.99, 1.17] 50% confidence interval of median of annual return: [1.03, 1.13]