Year 2011 PPP (%) 1989 2.2 1992 3.3 1994 3.7 1996 9.1 1998 6.2 2000 2.9 2002 2.1 2004 2 2005 2.2 2006 1.3 2008 1.7 2010 1.6 2012 1.2 2014 1.1 2016 0.7