condition	mean	min	max
4 h after light	8.4	8.4	8.4
8 h after light	12.65	6.5	18.8
12 h after light	17.15	7.5	26.8
4 h after dark	6.05	4.6	7.5
8 h after dark	11.100000000000001	4.4	17.8
12 h after dark	7.1	5.5	8.7