condition	mean	min	max
4 h after light	1.7863	1.35737	2.21523
8 h after light	2.711285	2.67387	2.7487
12 h after light	4.02808	3.87811	4.17805
4 h after dark	4.464823333333333	4.04322	4.78355
8 h after dark	4.467806666666666	4.08107	4.89101
12 h after dark	2.4492933333333333	2.31929	2.60517