condition	mean	min	max
4 h after light	17.234742	13.720212	20.749272
8 h after light	13.461784999999999	13.180682	13.742888
12 h after light	14.68656	13.819454	15.553666
4 h after dark	12.9449	12.169588	13.720212
8 h after dark	12.2915005	11.68402	12.898981
12 h after dark	12.946787	12.946787	12.946787