Year Purchasing power parity; international dollars (Billions) 1980 2.777 1981 3.096 1982 3.346 1983 3.423 1984 3.606 1985 3.470 1986 3.544 1987 3.718 1988 3.929 1989 4.285 1990 4.517 1991 4.297 1992 3.971 1993 4.067 1994 4.299 1995 3.949 1996 3.025 1997 2.536 1998 2.543 1999 2.369 2000 2.515 2001 3.039 2002 3.902 2003 4.350 2004 4.761 2005 5.132 2006 5.514 2007 6.119 2008 6.574 2009 6.825 2010 7.278 2011 7.897 2012 9.434 2013 11.988 2014 12.544 2015 11.469 2016 12.300 2017 12.234 2018 12.948 2019 13.857 2020 13.764 2021 14.985 2022 16.595 2023 17.784 2024 18.942 2025 20.147 2026 21.454 2027 22.838 2028 24.315 2029 25.902