condition	mean	min	max
4 h after light	60.5	60.5	60.5
8 h after light	52.05	43.1	61.0
12 h after light	57.9	48.2	67.6
4 h after dark	59.849999999999994	54.4	65.3
8 h after dark	81.69999999999999	80.8	82.6
12 h after dark	77.75	76.0	79.5