condition	mean	min	max
4 h after light	12.518699999999999	11.6062	13.4312
8 h after light	7.0784	6.83026	7.32654
12 h after light	4.980255	4.92089	5.03962
4 h after dark	6.416623333333333	6.33172	6.5336
8 h after dark	7.473623333333333	7.20088	7.63749
12 h after dark	10.887463333333335	9.78569	11.9403