Leverage: 1.0 Supplementary leverage: -3.0 Last date: 2026-05-15 First date: 1928-01-03 90% confidence interval of annual volatility: [0.49, 0.63] 80% confidence interval of annual drift minus annual volatility squared halved: [-0.48, -0.33] 50% confidence interval of annual drift minus annual volatility squared halved: [-0.44, -0.37] 80% confidence interval of median of annual return: [0.62, 0.72] 50% confidence interval of median of annual return: [0.64, 0.69]