condition	mean	min	max
4 h after light	1.40791	1.27413	1.54169
8 h after light	1.709425	1.5949	1.82395
12 h after light	1.479535	1.42445	1.53462
4 h after dark	1.41588	1.27883	1.59689
8 h after dark	1.4650733333333332	1.25644	1.59893
12 h after dark	1.34669	1.18685	1.52752