condition	mean	min	max
4 h after light	6.9	6.9	6.9
8 h after light	39.85	11.3	68.4
12 h after light	11.600000000000001	8.9	14.3
4 h after dark	17.1	12.6	21.6
8 h after dark	15.649999999999999	9.1	22.2
12 h after dark	13.95	12.7	15.2