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Historical Values
Year Value
2008 22.7% of GDP (2007 est.)
2009 21.8% of GDP (2008 est.)
2010 23.4% of GDP (2010 est.) 23.1% of GDP (2009 est.) (2010 est.)
2011 23.4% of GDP (2010 est.) 23.1% of GDP (2009 est.) (2010 est.)
2012 23.9% of GDP (2012 est.) 23.4% of GDP (2011 est.)