condition	mean	min	max
4 h after light	79.1909	74.1392	84.2426
8 h after light	81.4976	79.1901	83.8051
12 h after light	68.14949999999999	65.6001	70.6989
4 h after dark	63.09935	62.1584	64.0403
8 h after dark	61.17615	60.0211	62.3312
12 h after dark	78.63589999999999	76.8648	80.407