condition	mean	min	max
4 h after light	18.6791805	14.117759	23.240602
8 h after light	12.703114	10.682421	14.723807
12 h after light	13.139853	9.918354	16.361352
4 h after dark	13.678694	11.272571	16.084817
8 h after dark	11.291659	10.346713	12.236605
12 h after dark	15.811852	15.811852	15.811852