Year Purchasing power parity; international dollars (Billions) 1980 5.796 1981 6.395 1982 6.861 1983 7.264 1984 7.883 1985 8.587 1986 9.634 1987 10.263 1988 11.524 1989 13.150 1990 14.367 1991 16.137 1992 16.805 1993 17.926 1994 19.009 1995 19.685 1996 20.350 1997 21.930 1998 23.616 1999 25.967 2000 28.796 2001 30.350 2002 31.816 2003 33.294 2004 35.636 2005 37.665 2006 41.163 2007 45.702 2008 46.442 2009 45.215 2010 47.485 2011 48.971 2012 51.309 2013 54.839 2014 58.578 2015 61.454 2016 65.973 2017 68.884 2018 71.321 2019 74.633 2020 74.931 2021 83.984 2022 91.138 2023 93.425 2024 96.886 2025 101.460 2026 105.978 2027 110.506 2028 115.201 2029 120.102