condition	mean	min	max
4 h after light	40.8	40.8	40.8
8 h after light	72.1	71.0	73.2
12 h after light	73.55	71.5	75.6
4 h after dark	46.7	28.0	65.4
8 h after dark	54.05	43.8	64.3
12 h after dark	32.95	9.7	56.2