Year Purchasing power parity; international dollars (Billions) 1980 0.219 1981 0.272 1982 0.313 1983 0.349 1984 0.389 1985 0.419 1986 0.461 1987 0.568 1988 0.677 1989 0.747 1990 0.846 1991 0.917 1992 0.958 1993 1.012 1994 1.056 1995 1.143 1996 1.234 1997 1.325 1998 1.420 1999 1.542 2000 1.687 2001 1.846 2002 2.053 2003 2.283 2004 2.495 2005 2.729 2006 2.990 2007 3.409 2008 3.818 2009 4.078 2010 4.535 2011 5.092 2012 5.660 2013 5.949 2014 6.362 2015 7.096 2016 7.815 2017 8.455 2018 8.952 2019 9.526 2020 9.414 2021 9.522 2022 10.684 2023 11.588 2024 12.377 2025 13.221 2026 14.168 2027 14.951 2028 15.828 2029 16.956