condition mean min max 3 h after light 41.2688 37.6071 46.2758 6 h after light 47.95603333333333 38.2881 54.1173 9 h after light 59.35006666666666 52.612 68.2939 12 h after light 55.150525 44.6368 65.6509 3 h after dark 58.8278 54.5317 64.158 6 h after dark 47.6142 43.5614 52.7887 9 h after dark 37.78576666666667 33.1079 42.8365 12 h after dark 31.73865 28.1297 35.3476