condition	mean	min	max
4 h after light	4.661195	2.86425	6.45814
8 h after light	3.42801	2.82113	4.03489
12 h after light	3.42011	2.87289	3.96733
4 h after dark	3.9773666666666667	3.31857	4.70313
8 h after dark	5.32771	3.44466	8.10916
12 h after dark	4.48049	3.83532	5.56907