condition	mean	min	max
4 h after light	13.88555	12.7234	15.0477
8 h after light	13.3763	12.7732	13.9794
12 h after light	12.169	11.9806	12.3574
4 h after dark	17.265133333333335	16.5915	18.1039
8 h after dark	16.983933333333333	15.4998	19.5188
12 h after dark	12.724433333333334	10.5887	14.0371