condition mean min max 0 h after light 7689.45 7474.62 7904.28 2 h after light 8177.5 7915.56 8439.44 4 h after light 8190.639999999999 7768.19 8613.09 8 h after light 8441.21 8043.75 8838.67 12 h after light 8230.265 8072.61 8387.92 2 h after dark 8390.9 8017.7 8764.1 4 h after dark 8637.04 8606.66 8667.42 8 h after dark 7295.8150000000005 7256.17 7335.46 12 h after dark 7153.27 6963.16 7343.38