condition	mean	min	max
4 h after light	2.36246	1.88395	2.84097
8 h after light	8.31339	8.08748	8.5393
12 h after light	15.84765	14.1567	17.5386
4 h after dark	10.9642	10.5575	11.6586
8 h after dark	4.481683333333333	3.88355	5.02488
12 h after dark	2.6011133333333336	2.36066	2.92829