Year % of government expenditure 1996 15.0407600402832 2001 15.6620597839355 2002 16.8260707855225 2003 19.8554000854492 2004 17.1453990936279 2006 20.0484790802002 2007 18.9259300231934 2008 20.0407905578613 2009 19.1840496063232