condition	mean	min	max
4 h after light	12.803121	12.057343	13.548899
8 h after light	12.2211865	12.061598	12.380775
12 h after light	13.717809	12.576282	14.859336
4 h after dark	16.957079	12.917774	20.996384
8 h after dark	20.1780185	17.22205	23.133987
12 h after dark	27.650521	27.650521	27.650521