Year	2011 PPP (% of population)
2003	0.2
2004	0.2
2005	0.2
2006	0.5
2007	0.5
2008	0.7
2009	1.2
2010	1.5
2011	1.2
2012	1
2013	1.5
2014	1
2015	0.7