condition	mean	min	max
4 h after light	10.736203333333334	7.28155	15.8917
8 h after light	9.99272	3.01786	17.0881
12 h after light	11.46631	6.64063	17.0999
4 h after dark	15.420566666666668	12.241	17.545
8 h after dark	13.23243	9.61889	15.1275
12 h after dark	13.8132	11.5858	16.4962