Year $ 2017 PPP (%) 2000 0.2 2001 0.2 2002 0.4 2003 0.3 2004 0.3 2005 0.2 2006 0.3 2007 0.3 2008 0.3 2009 0.2 2014 0.3 2015 0.3 2016 0.3 2017 0.5 2019 0.6