condition	mean	min	max
3 h after light	1.3250766666666667	1.2487	1.41856
6 h after light	1.1937566666666666	1.00792	1.38103
9 h after light	0.798158	0.73287	0.864615
12 h after light	1.3664225	1.08596	1.5108
3 h after dark	1.4385333333333334	1.34127	1.51519
6 h after dark	1.222201	0.559163	1.8469
9 h after dark	1.50483	1.16075	1.99324
12 h after dark	0.4448215	0.38946	0.500183