Year % of government expenditure 1998 18.7325401306152 1999 16.8203601837158 2000 17.6184902191162 2001 15.7297401428223 2002 16.7219200134277 2003 16.1175098419189 2004 16.9622497558594 2005 21.7709693908691 2006 17.9546394348145 2008 19.2261390686035 2009 23.3004493713379 2010 24.046350479126 2011 21.0869693756104 2012 20.7952499389648 2013 25.7423496246338 2014 24.76296043396 2015 23.7782707214355 2016 21.3373699188232 2017 20.5892601013184 2018 21.5419807434082 2019 18.7350006103516 2020 22.4790000915527 2021 21.5249996185303 2022 22.1660003662109 2023 22.5470008850098