condition	mean	min	max
4 h after light	79.1	79.1	79.1
8 h after light	104.15	100.2	108.1
12 h after light	75.35	44.0	106.7
4 h after dark	47.7	43.3	52.1
8 h after dark	49.95	48.6	51.3
12 h after dark	34.45	32.7	36.2