Year Purchasing power parity; international dollars (Billions) 1980 1.735 1981 2.190 1982 2.435 1983 2.606 1984 2.874 1985 3.235 1986 3.460 1987 3.511 1988 3.559 1989 4.064 1990 4.498 1991 4.836 1992 5.293 1993 5.736 1994 6.337 1995 6.925 1996 7.538 1997 8.198 1998 8.645 1999 9.120 2000 9.926 2001 10.634 2002 11.535 2003 12.489 2004 13.747 2005 15.162 2006 17.028 2007 18.863 2008 20.730 2009 22.396 2010 24.486 2011 26.987 2012 31.202 2013 34.600 2014 39.000 2015 41.583 2016 46.850 2017 50.445 2018 54.846 2019 58.361 2020 58.875 2021 62.843 2022 68.783 2023 73.926 2024 78.713 2025 83.285 2026 88.312 2027 93.791 2028 99.803 2029 106.386