Year % of total taxes 2001 15.964788713381758 2002 16.71550947281296 2003 15.689341936958145 2004 15.850095084479342 2005 16.19896184621116 2006 18.841118569482653 2007 22.671025826570197 2008 24.242461274349917 2009 25.409561639440152 2010 25.981916270181642 2011 27.600536530053475 2012 29.57050769446447 2013 32.01693400197018 2014 32.60235853479611 2015 31.612536452253664 2016 29.678838075925366 2017 28.263703730849226 2018 29.48181337264191 2019 29.691836371095352 2020 33.97584159910926 2021 32.37333928458975