condition	mean	min	max
4 h after light	1.6	1.6	1.6
8 h after light	13.25	4.2	22.3
12 h after light	25.3	2.4	48.2
4 h after dark	38.05	26.4	49.7
8 h after dark	18.3	13.9	22.7
12 h after dark	20.0	11.4	28.6