condition mean min max 4 h after light 2760.65 2704.4 2816.9 8 h after light 2584.16 2537.31 2631.01 12 h after light 2198.41 2159.26 2237.56 4 h after dark 1905.0049999999999 1709.62 2100.39 8 h after dark 2496.78 2480.8 2512.76 12 h after dark 2777.55 2674.01 2881.09