Year	2017 PPP (% of population)
2000	95.2
2001	95
2002	94.6
2003	94.1
2004	80
2005	84.7
2006	72.9
2007	74.2
2008	67.6
2009	67.6
2010	70.5
2011	70.6
2012	73.3
2013	73.3
2014	70.8
2015	73.8
2016	71.3
2017	70.3
2018	66.1
2019	63.7
2020	67.6
2021	62.2