condition	mean	min	max
0 h after light	18.4129	16.4097	20.4161
4 h after light	14.64315	14.0044	15.2819
8 h after light	13.1819	12.5729	13.7909
4 h after dark	14.7665	11.0042	18.5288
8 h after dark	20.204700000000003	18.942	21.4674
12 h after dark	18.6665	16.8925	20.4405