condition	mean	min	max
4 h after light	2.96943	2.61058	3.20152
8 h after light	2.991084	0.995762	4.861
12 h after light	3.4105	1.60254	6.36736
4 h after dark	4.73072	2.94753	6.75145
8 h after dark	4.655936666666667	2.83586	5.67745
12 h after dark	3.64342	3.46333	3.77773