Year % of general government expenditure 1996 4.69963126843658 1997 5.39942528735632 2000 2.70061669829222 2001 2.46028465346535 2002 2.58413778877888 2003 2.6601010886469703 2004 3.12044407894737 2005 3.39491679873217 2006 3.6502340267459097 2007 3.6544687915006597 2008 4.94524108322325 2009 4.4106098339718995 2010 3.7637423312883405 2011 3.5851744186046504 2012 3.59790189125296 2013 3.6695304437564498 2014 3.7543590951932098 2015 3.21657830342578 2016 3.5049051654560097 2017 3.6771850079744803 2018 3.79222786352559 2019 3.7318487394958 2020 4.15076953748006 2021 4.070048543689319 2022 3.57067119155354