Year	2011 PPP (%)
2003	0.8
2004	0.4
2005	0.5
2006	0.1
2007	0.3
2008	0.2
2009	0.2
2010	0.1
2011	0.4
2012	0.6
2013	0.7
2014	0.5
2015	0.5