Year 2017 PPP (%) 1980 2.3 1985 1.9 1990 1.1 1993 2 1994 2 1995 2.1 1996 2.5 1997 1.9 1998 1.3 1999 1.1 2000 1.1 2003 1.1 2004 1.2 2005 1.1 2006 1.2 2007 0.7 2008 0.9 2009 1.2 2010 1.1 2011 1.7 2012 1.5 2013 1.7 2014 1.5 2015 1.6 2016 1.7 2017 1.2 2018 1.3 2019 1.2 2020 1.4 2021 0.9