condition mean min max 4 h after light 4631.2 4631.2 4631.2 8 h after light 3936.8500000000004 3540.6 4333.1 12 h after light 2393.7 1648.1 3139.3 4 h after dark 1927.95 1552.6 2303.3 8 h after dark 3002.25 2034.4 3970.1 12 h after dark 3995.3999999999996 3452.6 4538.2