condition	mean	min	max
4 h after light	77.3	77.3	77.3
8 h after light	59.849999999999994	56.4	63.3
12 h after light	60.7	60.2	61.2
4 h after dark	58.85	52.8	64.9
8 h after dark	46.25	27.0	65.5
12 h after dark	57.75	37.7	77.8