Year % of total taxes 1990 40.87172185734625 1991 38.43005056585601 1992 40.07285974499089 1993 31.101744316398367 1994 29.241971135092964 1995 31.031239170255954 1996 34.67353312237596 1997 30.78285149998297 1998 32.069773582414676 1999 33.06013532831412 2001 28.41159273829718 2002 29.400638265836214 2003 24.64831532292732 2004 17.891362464217273 2005 18.007777445408315 2006 18.848989124881395 2007 19.468529815802302 2008 19.429711275349717 2009 23.35076274272663 2010 26.51964394555059 2011 26.170185449989596 2012 25.031842132739108 2013 25.580770831010113 2014 27.242353323683087 2015 28.60073372222798 2016 28.133291554146478 2017 29.715309600348093 2018 29.23713696618916 2019 32.78605951441156 2020 30.668583438124692 2021 36.48979693150539 2022 35.53687867941962