condition	mean	min	max
4 h after light	9.8132855	9.420478	10.206093
8 h after light	10.1947855	9.605969	10.783602
12 h after light	10.0631185	9.648799	10.477438
4 h after dark	9.3649755	8.873045	9.856906
8 h after dark	9.564852	9.350014	9.77969
12 h after dark	9.538025	9.538025	9.538025