condition	mean	min	max
4 h after light	79.7	79.7	79.7
8 h after light	52.8	34.4	71.2
12 h after light	97.6	40.2	155.0
4 h after dark	149.6	128.2	171.0
8 h after dark	86.2	66.4	106.0
12 h after dark	98.6	97.3	99.9