condition	mean	min	max
4 h after light	4.126785	3.83323	4.42034
8 h after light	5.998055	5.57575	6.42036
12 h after light	6.21796	6.16276	6.27316
4 h after dark	7.8514800000000005	7.02879	8.67417
8 h after dark	4.55735	4.55079	4.56391
12 h after dark	4.362725	3.98361	4.74184