condition	mean	min	max
4 h after light	68.4	68.4	68.4
8 h after light	56.4	38.5	74.3
12 h after light	55.15	39.3	71.0
4 h after dark	72.0	61.5	82.5
8 h after dark	88.35	85.9	90.8
12 h after dark	85.65	77.5	93.8