Leverage: 1.0 Supplementary leverage: 2.0 Last date: 2026-05-15 First date: 1928-01-03 90% confidence interval of annual volatility: [0.37, 0.46] 80% confidence interval of annual drift minus annual volatility squared halved: [0.03, 0.14] 50% confidence interval of annual drift minus annual volatility squared halved: [0.06, 0.12] 80% confidence interval of median of annual return: [1.03, 1.15] 50% confidence interval of median of annual return: [1.06, 1.12]