condition	mean	min	max
2 h after light	13.962733333333333	11.2517	16.2817
6 h after light	11.325426666666667	8.82116	14.2619
10 h after light	10.032241666666666	7.78472	13.1776
14 h after light	10.597465	8.30734	14.4599
18 h after light	13.38031	9.18046	16.6158
2 h after dark	13.7767	10.225	16.0129