Year % of total taxes 1990 58.7261970789425 1991 62.276041838519156 1992 44.47292440044782 1993 27.736728680124905 1994 26.520173426974342 1995 25.698587016856024 1996 26.64865868304307 1997 48.93977637042471 1998 36.04023199815088 1999 35.902525078862 2000 34.20838036034013 2001 34.4840373809819 2002 33.09214327258941 2003 30.836005505724458 2004 26.27405575145168 2005 24.12515494211896 2006 24.967914792018494 2007 28.064326084423374 2008 25.47317249736261 2009 26.112604206244548 2010 25.317275334692326 2011 25.00747195191923 2012 24.292884615346647 2013 24.592399720342097 2014 25.93242371525927 2015 26.149447449497654 2016 26.467169707382567 2017 27.582455721439874 2018 28.136677658353555 2019 27.50499889814905 2020 27.831789448602386 2021 30.14057349849997 2022 27.7314721329272