Year Purchasing power parity; international dollars (Units) 1980 3997.153 1981 4578.136 1982 4913.253 1983 5458.066 1984 6331.944 1985 7151.195 1986 8277.003 1987 9203.863 1988 10176.861 1989 11233.977 1990 12017.219 1991 12591.188 1992 12817.440 1993 13508.626 1994 14346.222 1995 13639.715 1996 14407.264 1997 15032.311 1998 15496.883 1999 15905.687 2000 16917.435 2001 16234.797 2002 16489.489 2003 17666.800 2004 18998.132 2005 20651.029 2006 23741.217 2007 26368.789 2008 26571.625 2009 23266.660 2010 21447.064 2011 21223.826 2012 20413.946 2013 19531.897 2014 19714.499 2015 19498.260 2016 20431.147 2017 20231.285 2018 21773.551 2019 22756.186 2020 18740.905 2021 20581.921 2022 23554.466 2023 25484.598 2024 27309.012 2025 28529.262 2026 29483.886 2027 30472.404 2028 31498.859 2029 32570.713