condition	mean	min	max
4 h after light	4.0	4.0	4.0
8 h after light	18.5	2.2	34.8
12 h after light	2.6	1.5	3.7
4 h after dark	23.650000000000002	15.1	32.2
8 h after dark	21.05	11.8	30.3
12 h after dark	21.4	14.2	28.6