condition	mean	min	max
4 h after light	2.6	2.6	2.6
8 h after light	4.25	3.8	4.7
12 h after light	2.05	1.3	2.8
4 h after dark	17.700000000000003	17.6	17.8
8 h after dark	21.5	5.9	37.1
12 h after dark	8.9	2.3	15.5