condition	mean	min	max
2 h after light	13.35225	11.1181	17.0031
6 h after light	10.319326666666667	6.998	13.8212
10 h after light	10.69289	7.6416	15.9226
14 h after light	11.479638333333334	5.52799	17.2554
18 h after light	11.697525	8.25902	16.8882
2 h after dark	17.34195	14.7313	19.125