condition mean min max 1 h after light 8.100642226333333 4.967388866 9.710163645 3 h after light 8.616917246333333 7.730696635 9.566631589 5 h after light 9.295943361666666 5.966913465 11.0336629 7 h after light 9.65409223 8.743465443 10.81837934 9 h after light 8.282421133 6.448273416 9.35418056 11 h after light 9.654863634333333 8.264191593 10.55901137 13 h after light 8.758734380333333 7.025698857999999 10.05263697 15 h after light 8.286248317666667 7.775583915 9.232074765 1 h after dark 9.068847031666666 6.905008829 10.95404232 3 h after dark 9.101552623 8.478111669 9.948078421 5 h after dark 9.668155203333333 8.158337005 11.03741795 7 h after dark 9.553657954333334 8.007457173999999 11.63555809