condition	mean	min	max
4 h after light	4.927336666666667	4.650930000000001	5.19921
8 h after light	4.97532	4.76406	5.28341
12 h after light	4.912093333333333	4.60904	5.4253599999999995
4 h after dark	4.82835	4.64295	5.18953
8 h after dark	4.81727	4.512519999999999	5.19814
12 h after dark	4.720303333333334	4.64361	4.8585400000000005