Year Purchasing power parity; international dollars (Billions) 1980 10.108 1981 10.431 1982 10.377 1983 10.949 1984 11.496 1985 11.932 1986 12.195 1987 12.812 1988 13.513 1989 14.178 1990 15.419 1991 16.179 1992 17.710 1993 19.184 1994 20.513 1995 21.934 1996 22.518 1997 23.625 1998 24.524 1999 25.409 2000 26.277 2001 27.105 2002 27.960 2003 28.958 2004 30.002 2005 31.781 2006 34.191 2007 35.766 2008 37.219 2009 36.680 2010 37.904 2011 40.156 2012 40.804 2013 43.093 2014 45.534 2015 48.056 2016 51.095 2017 54.006 2018 56.594 2019 58.943 2020 55.003 2021 64.373 2022 70.834 2023 75.984 2024 80.151 2025 83.441 2026 86.969 2027 90.649 2028 94.487 2029 98.508