condition	mean	min	max
3 h after light	3.597105	2.25118	5.66092
7 h after light	3.144000833333333	1.75728	5.06247
11 h after light	3.6385258333333335	2.46962	4.79275
2 h after dark	3.9034133333333334	3.0799	4.78709
6 h after dark	3.5330225	2.4078	4.75039
10 h after dark	3.50031	2.31518	5.28727