condition	mean	min	max
4 h after light	93.7	93.7	93.7
8 h after light	75.5	57.7	93.3
12 h after light	79.55	73.0	86.1
4 h after dark	82.6	47.5	117.7
8 h after dark	101.2	83.2	119.2
12 h after dark	88.85	84.2	93.5