condition	mean	min	max
4 h after light	4.947884999999999	4.34315	5.55262
8 h after light	5.948985	5.31953	6.57844
12 h after light	6.257569999999999	5.85182	6.66332
4 h after dark	7.913825	7.55871	8.26894
8 h after dark	7.832585	7.5619	8.10327
12 h after dark	10.234155000000001	9.49761	10.9707