condition	mean	min	max
4 h after light	1.1107585	0.552147	1.66937
8 h after light	0.926455	0.74315	1.10976
12 h after light	1.084789	0.898918	1.27066
4 h after dark	2.58765	2.06557	3.10973
8 h after dark	1.727265	1.65498	1.79955
12 h after dark	1.345627	0.876694	1.81456