Year Purchasing power parity; international dollars (Billions) 1980 1.709 1981 1.983 1982 2.082 1983 2.073 1984 2.364 1985 2.347 1986 2.552 1987 2.427 1988 2.600 1989 3.077 1990 3.378 1991 3.398 1992 3.687 1993 3.873 1994 4.157 1995 4.354 1996 4.647 1997 4.614 1998 4.726 1999 5.210 2000 5.237 2001 5.457 2002 5.719 2003 5.879 2004 6.363 2005 6.477 2006 6.804 2007 6.925 2008 7.129 2009 7.073 2010 7.374 2011 7.729 2012 8.283 2013 8.942 2014 9.832 2015 10.782 2016 11.020 2017 11.784 2018 12.513 2019 12.649 2020 10.632 2021 10.577 2022 13.588 2023 15.216 2024 16.059 2025 16.894 2026 17.805 2027 18.740 2028 19.722 2029 20.732