Year Purchasing power parity; international dollars (Billions) 1980 3.582 1981 3.996 1982 4.314 1983 4.394 1984 4.570 1985 4.919 1986 5.156 1987 5.174 1988 5.540 1989 5.593 1990 6.323 1991 6.814 1992 7.175 1993 7.774 1994 8.100 1995 8.770 1996 9.317 1997 10.021 1998 10.535 1999 11.149 2000 12.070 2001 13.000 2002 13.815 2003 14.573 2004 15.627 2005 16.394 2006 17.566 2007 19.122 2008 20.444 2009 21.047 2010 21.754 2011 22.860 2012 24.309 2013 26.709 2014 29.147 2015 30.531 2016 32.668 2017 34.023 2018 37.133 2019 40.349 2020 42.455 2021 47.579 2022 54.113 2023 59.314 2024 64.413 2025 69.496 2026 75.046 2027 81.073 2028 87.592 2029 94.645