condition	mean	min	max
4 h after light	16.0	16.0	16.0
8 h after light	45.0	44.3	45.7
12 h after light	11.25	6.0	16.5
4 h after dark	36.55	14.3	58.8
8 h after dark	62.8	33.1	92.5
12 h after dark	13.2	11.4	15.0