condition	mean	min	max
4 h after light	4.8	4.8	4.8
8 h after light	7.050000000000001	4.2	9.9
12 h after light	7.9	6.4	9.4
4 h after dark	31.900000000000002	18.6	45.2
8 h after dark	9.45	9.4	9.5
12 h after dark	9.65	6.3	13.0