condition mean min max 4 h after light 2653.0 2653.0 2653.0 8 h after light 2290.1499999999996 2155.2 2425.1 12 h after light 2190.8999999999996 2151.7 2230.1 4 h after dark 2478.25 2027.1 2929.4 8 h after dark 2599.85 2536.7 2663.0 12 h after dark 2551.35 2282.5 2820.2