condition mean min max 4 h after light 199.7121275 191.08006 208.344195 8 h after light 239.44732 237.662583 241.232057 12 h after light 254.65950349999997 244.208837 265.11017 4 h after dark 300.674826 281.992748 319.356904 8 h after dark 293.7330845 258.541805 328.924364 12 h after dark 203.415556 203.415556 203.415556