condition	mean	min	max
4 h after light	7.16234	6.62685	7.69783
8 h after light	4.819315	4.24014	5.39849
12 h after light	4.8878	4.8525	4.9231
4 h after dark	5.570086666666667	5.24654	5.94032
8 h after dark	7.13995	6.79592	7.48732
12 h after dark	6.66969	6.43887	6.91202