condition mean min max 4 h after light 2980.9 2980.9 2980.9 8 h after light 2834.8999999999996 2654.1 3015.7 12 h after light 2904.7 2816.7 2992.7 4 h after dark 2568.4 2347.4 2789.4 8 h after dark 2266.65 2250.4 2282.9 12 h after dark 2200.0 2054.0 2346.0