condition	mean	min	max
4 h after light	1.680605	1.02866	2.33255
8 h after light	1.113655	1.1024	1.12491
12 h after light	1.587735	1.47461	1.70086
4 h after dark	4.081395	2.61502	5.54777
8 h after dark	2.26601	1.94845	2.58357
12 h after dark	1.5058699999999998	1.38234	1.6294