condition	mean	min	max
4 h after light	24.311149999999998	21.7058	26.9165
8 h after light	45.1942	41.4339	48.9545
12 h after light	17.920749999999998	17.9204	17.9211
4 h after dark	16.6428	15.5729	17.7127
8 h after dark	6.04454	4.38023	7.70885
12 h after dark	12.2049	10.5943	13.8155