Year Purchasing power parity; international dollars (Billions) 1980 5.098 1981 5.512 1982 5.731 1983 6.010 1984 6.621 1985 7.214 1986 7.752 1987 8.471 1988 8.923 1989 9.526 1990 10.159 1991 10.154 1992 11.016 1993 12.009 1994 12.292 1995 13.326 1996 13.824 1997 14.709 1998 15.408 1999 15.512 2000 17.019 2001 17.877 2002 18.836 2003 20.081 2004 21.906 2005 23.960 2006 26.321 2007 28.707 2008 30.499 2009 29.941 2010 31.435 2011 33.314 2012 34.844 2013 36.446 2014 39.876 2015 43.955 2016 47.719 2017 52.444 2018 55.708 2019 58.146 2020 53.632 2021 63.122 2022 70.268 2023 75.378 2024 79.975 2025 84.430 2026 89.290 2027 94.560 2028 100.105 2029 106.038