condition	mean	min	max
4 h after light	6.06536	3.82721	7.20561
8 h after light	4.0759300000000005	1.931	6.51409
12 h after light	5.3651566666666675	3.04789	8.69475
4 h after dark	5.760416666666667	3.28176	7.84529
8 h after dark	7.009063333333334	6.14912	8.58567
12 h after dark	7.95796	7.14581	8.55401