condition	mean	min	max
4 h after light	13.5	13.5	13.5
8 h after light	9.2	7.0	11.4
12 h after light	11.649999999999999	11.2	12.1
4 h after dark	9.600000000000001	6.9	12.3
8 h after dark	57.7	57.6	57.8
12 h after dark	15.450000000000001	13.8	17.1