Year Purchasing power parity; international dollars (Billions) 1980 7.806 1981 9.111 1982 9.393 1983 9.649 1984 9.825 1985 10.261 1986 10.646 1987 11.072 1988 12.525 1989 12.540 1990 12.934 1991 13.282 1992 13.864 1993 14.182 1994 12.557 1995 13.191 1996 14.268 1997 15.068 1998 15.178 1999 16.109 2000 17.116 2001 18.432 2002 19.562 2003 21.333 2004 23.448 2005 25.933 2006 28.845 2007 32.101 2008 35.263 2009 38.752 2010 43.263 2011 46.612 2012 49.509 2013 53.420 2014 54.506 2015 54.473 2016 55.712 2017 58.735 2018 62.505 2019 64.470 2020 63.502 2021 70.555 2022 79.487 2023 85.951 2024 92.175 2025 98.347 2026 104.981 2027 112.237 2028 120.052 2029 128.370