condition mean min max 4 h after light 3071.1 3071.1 3071.1 8 h after light 2878.45 2843.7 2913.2 12 h after light 2969.5 2611.9 3327.1 4 h after dark 2201.8999999999996 1946.6 2457.2 8 h after dark 2082.45 1792.7 2372.2 12 h after dark 2275.55 2056.2 2494.9