condition	mean	min	max
4 h after light	3.2	3.2	3.2
8 h after light	7.65	6.9	8.4
12 h after light	6.4	5.7	7.1
4 h after dark	11.0	6.3	15.7
8 h after dark	5.35	4.6	6.1
12 h after dark	4.300000000000001	3.7	4.9