condition	mean	min	max
4 h after light	34.1	34.1	34.1
8 h after light	85.65	72.4	98.9
12 h after light	75.8	73.1	78.5
4 h after dark	142.7	127.5	157.9
8 h after dark	146.25	71.3	221.2
12 h after dark	125.75	86.3	165.2