condition	mean	min	max
4 h after light	9.98408	7.39418	12.8679
8 h after light	8.83859	2.51837	14.8633
12 h after light	10.676926666666667	6.43428	13.8246
4 h after dark	16.839399999999998	12.2761	19.2765
8 h after dark	14.289633333333335	11.2788	17.7264
12 h after dark	10.466916666666666	8.85025	11.3548