condition	mean	min	max
0 h after light	6.369339999999999	6.12505	6.61363
4 h after light	6.1358	5.17109	7.10051
8 h after light	5.040955	4.96555	5.11636
4 h after dark	6.894615	6.41182	7.37741
8 h after dark	6.49024	5.82827	7.15221
12 h after dark	7.15738	6.87934	7.43542