condition	mean	min	max
4 h after light	67.2363175	60.498987	73.973648
8 h after light	71.8389865	68.444128	75.233845
12 h after light	79.6060015	77.4329	81.779103
4 h after dark	72.800438	65.920307	79.680569
8 h after dark	63.589658	62.9087	64.270616
12 h after dark	65.165663	65.165663	65.165663