Year	% of government expenditure
1985	10.161660194397
1986	12.0955200195312
1992	8.39748954772949
1996	11.32546043396
1997	13.0910701751709
2001	18.0141792297363
2002	15.2583599090576
2004	14.9536104202271
2005	13.8541097640991
2006	13.3700103759766