condition	mean	min	max
4 h after light	8.6812025	8.413039	8.949366
8 h after light	10.5380405	10.144725	10.931356
12 h after light	10.733832	9.728918	11.738746
4 h after dark	10.09496	10.047933	10.141987
8 h after dark	11.318582	8.957611	13.679553
12 h after dark	9.272915	9.272915	9.272915