condition	mean	min	max
4 h after light	6.71444	5.09201	8.33687
8 h after light	9.483235	9.33068	9.63579
12 h after light	13.448599999999999	12.5565	14.3407
4 h after dark	18.881033333333335	18.667	19.1319
8 h after dark	14.161533333333333	12.4988	15.6592
12 h after dark	10.108013333333334	9.52724	10.6924