Year % of total taxes 1990 11.987386857497631 1991 14.264125475006237 1992 14.363548256126151 1993 15.649563443866443 1994 15.366587203395799 1995 14.476603426604692 1996 15.937420796755836 1997 15.119428539351073 1998 13.862575321643778 1999 17.001349170019513 2000 15.053840080705294 2001 16.82674323136043 2002 16.96184610390196 2003 17.007269650504213 2004 14.694266068079786 2005 15.596934943250135 2006 18.78803582808681 2007 21.056809451671786 2008 21.608002445267502 2009 22.54815949383859 2010 18.713094917450658 2011 19.358463028435498 2012 18.9888778989362 2013 20.446072632196362 2014 18.861544510128013 2015 19.36910531284914 2016 17.685233041053966 2017 16.439057903660032 2018 18.130354913976944 2019 24.652334133439425 2020 19.59036350574004 2021 22.036219866038735 2022 30.484223919156296