condition	mean	min	max
4 h after light	3.3	3.3	3.3
8 h after light	18.450000000000003	16.3	20.6
12 h after light	3.1999999999999997	1.3	5.1
4 h after dark	5.5	5.0	6.0
8 h after dark	15.4	4.8	26.0
12 h after dark	2.5	1.0	4.0