Year Purchasing power parity; 2011 international dollar (Units) 1980 5228.10 1981 5195.42 1982 5426.18 1983 5750.91 1984 6044.38 1985 6310.73 1986 6444.10 1987 6574.99 1988 6700.28 1989 6751.66 1990 6848.36 1991 6850.44 1992 6731.62 1993 6786.42 1994 6927.17 1995 7091.04 1996 7270.87 1997 7545.67 1998 7941.03 1999 8249.54 2000 8452.20 2001 8560.65 2002 8654.24 2003 8749.52 2004 8922.95 2005 9132.88 2006 9560.09 2007 10038.62 2008 10530.37 2009 10779.50 2010 11074.77 2011 11022.11 2012 11007.68 2013 11062.36 2014 11122.30 2015 11308.58 2016 11643.13 2017 11541.38 2018 11881.42 2019 12251.64 2020 12681.63 2021 13140.30 2022 13617.04 2023 14108.47 2024 14483.23