Year	2017 PPP (%)
2004	8
2005	5.2
2006	3.1
2007	2.2
2008	2.4
2009	4.3
2010	3.7
2011	2.1
2012	2.4
2013	2.1
2014	2.5
2015	1.8
2016	2.2
2017	1.9
2018	1.4
2019	0.8
2020	0.6
2021	0.5