Year % of government expenditure 1991 6.93073987960815 1992 7.98643016815186 1993 7.64961004257202 1994 7.75603008270264 1995 8.00463962554932 1996 8.03901958465576 1997 9.12555980682373 1998 9.99180030822754 1999 10.32785987854 2000 8.98344039916992 2001 10.5839900970459 2002 11.0624799728394 2003 10.0389604568481 2004 10.3164701461792 2005 10.0536403656006 2006 11.224630355835 2009 10.949179649353 2013 11.0801801681519 2017 15.2072200775146 2018 11.9663095474243 2019 13.0579996109009 2020 15.4427700042725 2022 14.1400499343872