condition	mean	min	max
4 h after light	2.0	2.0	2.0
8 h after light	4.4	3.8	5.0
12 h after light	15.75	5.2	26.3
4 h after dark	10.15	4.4	15.9
8 h after dark	13.350000000000001	2.6	24.1
12 h after dark	10.8	7.0	14.6