condition	mean	min	max
3 h after light	1.8529266666666666	1.44907	2.46488
6 h after light	4.565456666666667	2.35723	6.78779
9 h after light	5.9900633333333335	4.20697	8.19368
12 h after light	5.071375	3.01859	7.03273
3 h after dark	6.11949	4.91203	7.56879
6 h after dark	6.98069	6.14575	8.57227
9 h after dark	4.87544	3.46542	5.72563
12 h after dark	3.314655	2.88435	3.74496