Year	2017 PPP (% of population)
1995	1.7
2000	0.5
2003	0.5
2004	0.6
2005	0.3
2006	0.6
2007	0.5
2008	0.3
2009	0.6
2010	1
2011	1.1
2012	1.5
2013	1
2014	1.5
2015	1.4
2016	1
2017	0.9
2018	0.1
2019	0.7
2020	0.8
2021	0.6