condition	mean	min	max
2 h after light	18.44845	14.6186	22.4452
6 h after light	14.008816666666666	12.064	17.8647
10 h after light	13.69535	11.4963	14.9811
14 h after light	14.364798333333333	9.74639	18.5512
18 h after light	15.8193	11.4843	19.2112
2 h after dark	20.177266666666668	15.815	25.2323