condition	mean	min	max
4 h after light	3.68611	3.63765	3.73457
8 h after light	6.1038250000000005	5.2083	6.99935
12 h after light	4.321705	3.86237	4.78104
4 h after dark	8.718993333333334	7.52217	9.67806
8 h after dark	3.6550333333333334	2.77208	5.36348
12 h after dark	6.230183333333334	4.80067	7.84215