condition	mean	min	max
4 h after light	3.9256849999999996	3.60854	4.24283
8 h after light	4.581305	4.322	4.84061
12 h after light	5.041855	4.96944	5.11427
4 h after dark	5.686014999999999	4.48229	6.88974
8 h after dark	5.21542	4.46378	5.96706
12 h after dark	5.11181	4.97716	5.24646