Year	% of central government expense
1995	54.649760218776656
1996	57.34562611552326
1997	34.33941207393525
1998	33.749925619128206
1999	51.726712438256705
2000	37.29797727921425
2001	56.889018504586154
2002	60.61178731077612
2003	39.29252675351941
2004	31.035644214216923
2005	21.035290682086664
2006	19.68528656029096
2007	11.716316574150964
2008	18.68047982883366
2009	18.92556200861173
2010	18.91114946235924
2011	15.220985223164622
2012	16.07485549592981
2013	14.996718064296399
2014	11.959779468495038
2015	10.650522057799824
2016	10.448679133592053
2017	10.11156867847067
2018	13.874088315144215
2019	11.453421831471827
2020	22.41336001722722
2021	14.997044955140698
2022	6.033611390355073