condition	mean	min	max
4 h after light	6.01191	3.98719	8.03663
8 h after light	4.528285	4.24785	4.80872
12 h after light	4.405415	3.97616	4.83467
4 h after dark	5.395515	5.28839	5.50264
8 h after dark	2.81987	2.30168	3.33806
12 h after dark	4.6169899999999995	4.09019	5.14379