condition	mean	min	max
3 h after light	12.399966666666666	10.1383	14.0771
6 h after light	5.28034	4.69909	5.72904
9 h after light	2.7156866666666666	1.60511	3.87899
12 h after light	8.507065	4.66256	19.2724
3 h after dark	12.678833333333333	11.0003	15.3017
6 h after dark	13.1109	11.9593	13.9633
9 h after dark	9.33974	7.44932	12.7048
12 h after dark	9.458055	6.93451	11.9816