condition mean min max 4 h after light 2179.2 2179.2 2179.2 8 h after light 2566.15 2526.5 2605.8 12 h after light 2962.05 2946.7 2977.4 4 h after dark 3016.6499999999996 2716.6 3316.7 8 h after dark 2868.25 2387.9 3348.6 12 h after dark 2282.9 1677.0 2888.8