condition	mean	min	max
4 h after light	69.8	69.8	69.8
8 h after light	25.2	6.9	43.5
12 h after light	48.95	32.2	65.7
4 h after dark	60.5	45.7	75.3
8 h after dark	32.75	24.9	40.6
12 h after dark	11.75	10.9	12.6