Year Purchasing power parity; international dollars (Billions) 1980 20.664 1981 23.411 1982 24.907 1983 25.235 1984 25.623 1985 27.385 1986 29.277 1987 29.853 1988 31.258 1989 33.442 1990 34.315 1991 35.490 1992 36.208 1993 37.000 1994 37.855 1995 40.802 1996 44.929 1997 48.319 1998 51.272 1999 52.838 2000 52.917 2001 54.174 2002 54.099 2003 54.417 2004 56.568 2005 59.347 2006 62.104 2007 64.912 2008 67.845 2009 70.483 2010 72.779 2011 70.673 2012 78.216 2013 86.354 2014 97.907 2015 108.070 2016 113.651 2017 120.166 2018 128.870 2019 139.841 2020 142.681 2021 159.761 2022 182.745 2023 201.149 2024 219.391 2025 237.550 2026 257.275 2027 278.123 2028 300.384 2029 324.491