condition	mean	min	max
4 h after light	80.3	80.3	80.3
8 h after light	59.05	49.5	68.6
12 h after light	94.15	93.7	94.6
4 h after dark	82.9	78.7	87.1
8 h after dark	88.7	65.2	112.2
12 h after dark	89.3	82.0	96.6