condition	mean	min	max
4 h after light	13.7	13.7	13.7
8 h after light	41.6	12.9	70.3
12 h after light	26.3	7.1	45.5
4 h after dark	18.400000000000002	4.2	32.6
8 h after dark	8.649999999999999	5.1	12.2
12 h after dark	8.35	5.3	11.4