condition mean min max 4 h after light 2138.6 2138.6 2138.6 8 h after light 2966.8500000000004 2464.8 3468.9 12 h after light 2910.15 2056.4 3763.9 4 h after dark 2595.3999999999996 2310.1 2880.7 8 h after dark 2942.0 2244.3 3639.7 12 h after dark 2935.35 2167.6 3703.1