Year	2017 PPP (%)
1987	0
1991	0
1995	0
2000	0
2003	0
2004	0
2005	0
2006	0.1
2007	0
2008	0
2009	0
2010	0
2011	0
2012	0
2013	0.1
2014	0
2015	0.1
2016	0
2017	0.1
2018	0
2019	0
2020	0
2021	0