condition	mean	min	max
4 h after light	49.1	49.1	49.1
8 h after light	59.7	56.3	63.1
12 h after light	72.75	64.5	81.0
4 h after dark	56.7	48.5	64.9
8 h after dark	24.5	11.5	37.5
12 h after dark	48.25	41.4	55.1