condition	mean	min	max
4 h after light	8.71115	4.61627	11.918
8 h after light	8.60395	2.34744	14.1717
12 h after light	12.514623333333333	7.03317	19.3313
4 h after dark	15.2322	10.5963	18.2996
8 h after dark	13.884433333333334	10.4963	15.6807
12 h after dark	13.085733333333334	10.0716	15.0453