condition	mean	min	max
4 h after light	7.4	7.4	7.4
8 h after light	15.0	9.6	20.4
12 h after light	6.300000000000001	3.7	8.9
4 h after dark	11.3	3.0	19.6
8 h after dark	2.05	1.9	2.2
12 h after dark	17.1	1.1	33.1