Year % of total taxes 1990 28.610172410082008 1991 25.71428571428571 1992 27.939098250336475 1993 25.515922284487097 1994 24.235606416212104 1995 25.966191472665447 1997 27.33678756476684 1998 27.659740360999567 1999 30.35701077442738 2002 33.13142289955958 2003 35.21856930024393 2004 36.28747138611518 2005 36.82542848905058 2006 38.001687396994264 2007 37.955790739540326 2008 42.33206578708345 2009 39.868050002566385 2010 35.0012715745019 2011 35.833088835490486 2012 38.17886142789062 2013 37.72394124295618 2014 37.456552565309146 2015 37.677486561571605 2016 38.44274108093393 2017 39.7974320528182 2018 39.38161068718205 2019 39.61655004405694 2020 41.530276236160866 2021 37.21493148850142 2022 39.54171933477548