Year Purchasing power parity; international dollars (Billions) 1987 5.102 1988 5.790 1989 6.217 1990 6.522 1991 7.255 1992 7.944 1993 8.461 1994 9.349 1995 10.116 1996 10.909 1997 11.541 1998 12.217 1999 13.964 2000 15.648 2001 17.183 2002 18.543 2003 20.854 2004 23.440 2005 27.391 2006 31.326 2007 35.520 2008 38.911 2009 40.746 2010 43.335 2011 47.452 2012 53.781 2013 59.526 2014 64.206 2015 70.444 2016 76.872 2017 83.248 2018 92.628 2019 101.658 2020 99.338 2021 107.103 2022 120.495 2023 131.129 2024 142.392 2025 153.771 2026 166.213 2027 179.433 2028 193.361 2029 207.897