Year Purchasing power parity; 2017 international dollar (Units) 1980 4807.740 1981 4951.201 1982 5037.836 1983 5160.562 1984 5394.508 1985 5585.355 1986 5846.889 1987 5846.094 1988 6576.214 1989 6756.751 1990 7027.127 1991 7128.069 1992 7624.347 1993 7888.133 1994 7786.511 1995 8305.434 1996 8382.989 1997 8685.766 1998 9061.807 1999 9241.222 2000 9396.432 2001 9535.610 2002 9988.666 2003 10588.462 2004 10972.905 2005 11209.174 2006 11928.532 2007 12282.827 2008 12321.620 2009 12157.028 2010 11624.148 2011 11540.028 2012 11648.253 2013 11907.968 2014 12017.096 2015 12323.856 2016 12806.273 2017 12975.244 2018 13376.586 2019 13454.425 2020 12941.005 2021 13028.178 2022 13733.796 2023 14573.543 2024 15329.251 2025 15909.769 2026 16337.454 2027 16760.316 2028 17194.124 2029 17639.159