condition	mean	min	max
4 h after light	2.08536	1.88216	2.28856
8 h after light	2.95303	2.91737	2.98869
12 h after light	3.01289	2.80587	3.21991
4 h after dark	4.098413333333333	3.99798	4.24434
8 h after dark	2.7563433333333336	2.60949	2.84961
12 h after dark	2.2936466666666666	2.27144	2.32275