condition	mean	min	max
4 h after light	12.4447355	12.381804	12.507667
8 h after light	14.137497	12.538851	15.736143
12 h after light	11.98433	11.405005	12.563655
4 h after dark	15.313769	11.152969	19.474569
8 h after dark	16.7661095	13.80252	19.729699
12 h after dark	12.234985	12.234985	12.234985