condition	mean	min	max
4 h after light	4.3	4.3	4.3
8 h after light	3.65	2.8	4.5
12 h after light	15.5	10.0	21.0
4 h after dark	9.649999999999999	9.6	9.7
8 h after dark	7.300000000000001	2.2	12.4
12 h after dark	34.2	11.7	56.7