condition	mean	min	max
4 h after light	58.9	58.9	58.9
8 h after light	36.65	35.5	37.8
12 h after light	65.5	40.6	90.4
4 h after dark	68.5	50.8	86.2
8 h after dark	71.85	50.1	93.6
12 h after dark	67.9	59.2	76.6