condition	mean	min	max
4 h after light	33.2	33.2	33.2
8 h after light	7.15	6.7	7.6
12 h after light	3.75	2.6	4.9
4 h after dark	15.2	8.0	22.4
8 h after dark	3.0999999999999996	2.9	3.3
12 h after dark	4.6	2.6	6.6