Year Purchasing power parity; international dollars (Billions) 1980 1.513 1981 1.625 1982 1.641 1983 1.714 1984 1.839 1985 1.919 1986 2.057 1987 2.163 1988 2.317 1989 2.495 1990 2.503 1991 2.487 1992 2.398 1993 2.475 1994 2.578 1995 2.686 1996 2.843 1997 3.029 1998 3.178 1999 3.233 2000 3.454 2001 3.448 2002 3.529 2003 3.677 2004 3.829 2005 4.106 2006 4.472 2007 4.695 2008 4.818 2009 4.602 2010 4.551 2011 4.614 2012 4.344 2013 4.360 2014 4.322 2015 4.435 2016 4.562 2017 4.523 2018 4.595 2019 4.688 2020 4.146 2021 4.278 2022 5.212 2023 5.639 2024 5.989 2025 6.265 2026 6.530 2027 6.786 2028 7.053 2029 7.332