condition	mean	min	max
4 h after light	4.22649	3.49081	5.36454
8 h after light	3.15867	1.2099	4.55722
12 h after light	3.86575	2.54819	4.91824
4 h after dark	4.850473333333333	3.4222	6.27217
8 h after dark	7.34547	4.58722	10.2576
12 h after dark	9.493553333333335	5.22814	17.1443