Year Purchasing power parity; international dollars (Billions) 1990 5.710 1991 5.903 1992 6.145 1993 6.660 1994 6.594 1995 7.393 1996 7.967 1997 7.776 1998 8.082 1999 8.497 2000 8.349 2001 8.469 2002 8.720 2003 9.508 2004 10.226 2005 11.450 2006 13.967 2007 14.062 2008 14.286 2009 14.388 2010 14.945 2011 15.889 2012 16.420 2013 18.036 2014 16.883 2015 16.995 2016 19.569 2017 21.878 2018 23.447 2019 24.590 2020 24.808 2021 26.137 2022 29.758 2023 32.326 2024 34.779 2025 37.356 2026 39.759 2027 42.776 2028 45.457 2029 47.329