condition mean min max 4 h after light 12.728823 11.460729 13.996917 8 h after light 12.728679 11.9011 13.556258 12 h after light 11.310316 11.214963 11.405669 4 h after dark 12.6218395 12.610903 12.632776 8 h after dark 14.775559999999999 11.892081 17.659039 12 h after dark 12.256312 12.256312 12.256312