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Historical Values
Year Value
2004 18% of GDP (2003)
2005 17.2% of GDP (2004 est.)
2006 16.3% of GDP (2005 est.)
2007 17% of GDP (2006 est.)
2008 20% of GDP (2007 est.)
2009 19.4% of GDP (2008 est.) country comparison to the world: 119
2010 24.5% of GDP (2010 est.) country comparison to the world: 46
2011 22.9% of GDP (2010 est.) country comparison to the world: 78
2012 21.5% of GDP (2012 est.) country comparison to the world: 78