Year Purchasing power parity; international dollars (Billions) 1980 0.439 1981 0.478 1982 0.529 1983 0.531 1984 0.581 1985 0.625 1986 0.631 1987 0.683 1988 0.721 1989 0.771 1990 0.837 1991 0.928 1992 0.979 1993 1.025 1994 1.077 1995 1.144 1996 1.209 1997 1.303 1998 1.022 1999 1.211 2000 1.252 2001 1.341 2002 1.412 2003 1.436 2004 1.492 2005 1.639 2006 1.735 2007 1.828 2008 1.947 2009 2.007 2010 2.145 2011 2.367 2012 2.307 2013 2.386 2014 2.510 2015 3.050 2016 3.288 2017 3.832 2018 4.067 2019 4.321 2020 4.444 2021 4.945 2022 5.516 2023 5.957 2024 6.406 2025 6.845 2026 7.323 2027 7.834 2028 8.341 2029 8.883