condition mean min max 0 h after light 42.6229 41.7766 43.4692 4 h after light 21.155549999999998 19.745 22.5661 8 h after light 15.421700000000001 15.1094 15.734 4 h after dark 33.4482 31.5854 35.311 8 h after dark 27.71865 25.2718 30.1655 12 h after dark 33.22295 30.4967 35.9492