condition	mean	min	max
4 h after light	13.0111	11.8838	14.1384
8 h after light	9.75086	9.26902	10.2327
12 h after light	11.296199999999999	11.2135	11.3789
4 h after dark	11.7904	11.3085	12.2723
8 h after dark	17.18515	16.5096	17.8607
12 h after dark	15.23485	14.6771	15.7926