condition mean min max 4 h after light 2940.3 2940.3 2940.3 8 h after light 3200.95 2993.5 3408.4 12 h after light 2762.6 2476.7 3048.5 4 h after dark 2749.55 2596.4 2902.7 8 h after dark 2952.7 2621.5 3283.9 12 h after dark 2851.8999999999996 2778.2 2925.6