condition	mean	min	max
4 h after light	8.4785725	8.225719	8.731426
8 h after light	7.3934495	7.302844	7.484055
12 h after light	7.258725500000001	6.560867	7.956584
4 h after dark	6.9052525	6.695058	7.115447
8 h after dark	7.39967	7.327742	7.471598
12 h after dark	6.645424	6.645424	6.645424