condition mean min max 4 h after light 38.0818645 27.630084 48.533645 8 h after light 58.75859200000001 51.955969 65.561215 12 h after light 70.666807 54.987295 86.346319 4 h after dark 86.81124500000001 70.236725 103.385765 8 h after dark 55.2971065 46.194884 64.399329 12 h after dark 49.825654 49.825654 49.825654