condition	mean	min	max
4 h after light	0.984507	0.980679	0.988335
8 h after light	1.089285	1.02953	1.14904
12 h after light	1.7755299999999998	1.32724	2.22382
4 h after dark	2.11836	1.67235	2.56437
8 h after dark	1.50863	1.33442	1.68284
12 h after dark	1.756455	1.68687	1.82604