condition	mean	min	max
4 h after light	94.9	94.9	94.9
8 h after light	83.65	78.1	89.2
12 h after light	96.4	92.8	100.0
4 h after dark	58.85	49.3	68.4
8 h after dark	103.15	88.2	118.1
12 h after dark	57.35	48.0	66.7