condition	mean	min	max
4 h after light	8.5	8.5	8.5
8 h after light	9.25	4.9	13.6
12 h after light	11.0	5.0	17.0
4 h after dark	36.9	17.7	56.1
8 h after dark	20.15	7.0	33.3
12 h after dark	11.149999999999999	7.6	14.7