condition mean min max 3 h after light 74.6944 63.0293 86.1753 6 h after light 71.05263333333333 54.388 83.8755 9 h after light 82.25603333333333 75.2843 94.9969 12 h after light 89.324425 77.111 98.1962 3 h after dark 87.02593333333333 82.2936 90.8229 6 h after dark 79.4164 72.9049 88.6441 9 h after dark 60.43306666666667 54.9784 71.22 12 h after dark 52.26455 51.928 52.6011