condition	mean	min	max
2 h after light	16.35235	12.231	18.4588
6 h after light	15.688966666666667	12.1545	19.3411
10 h after light	18.93975	15.5041	23.2762
14 h after light	20.6152	17.7187	24.3618
18 h after light	20.2624	15.5142	25.6155
2 h after dark	20.210533333333334	18.6796	22.2107