condition mean min max 1 h after light 4.451025375 4.451025375 4.451025375 3 h after light 8.8162731725 8.248374482000001 9.384171862999999 5 h after light 6.582341873500001 5.586512677000001 7.57817107 7 h after light 7.527319488 6.7936713189999995 8.260967657 9 h after light 7.343120194500001 6.337875629 8.34836476 11 h after light 13.007581396 9.875036332 16.14012646 1 h after dark 14.33482012 14.26494613 14.40469411 3 h after dark 14.512148374999999 11.627452400000001 17.39684435 5 h after dark 13.536660914999999 12.92575686 14.14756497 7 h after dark 12.58634983 12.18516767 12.98753199 9 h after dark 15.447146720000001 15.188151300000001 15.70614214 11 h after dark 16.940344945 16.61857013 17.26211976