condition mean min max 4 h after light 2826.3 2826.3 2826.3 8 h after light 2968.8999999999996 2772.6 3165.2 12 h after light 2758.5 2526.3 2990.7 4 h after dark 2466.2 2352.7 2579.7 8 h after dark 2619.8500000000004 2607.8 2631.9 12 h after dark 2379.3 2353.5 2405.1