condition	mean	min	max
4 h after light	48.4	48.4	48.4
8 h after light	36.3	32.3	40.3
12 h after light	40.0	30.0	50.0
4 h after dark	28.5	26.2	30.8
8 h after dark	14.0	12.5	15.5
12 h after dark	21.1	6.6	35.6