Year Purchasing power parity; international dollars (Billions) 1990 24.199 1991 26.592 1992 29.430 1993 31.334 1994 34.154 1995 36.847 1996 39.261 1997 42.027 1998 45.052 1999 47.415 2000 51.486 2001 54.648 2002 57.681 2003 61.024 2004 65.154 2005 70.955 2006 75.462 2007 80.094 2008 84.615 2009 88.428 2010 96.397 2011 85.876 2012 85.441 2013 92.756 2014 94.193 2015 68.454 2016 62.625 2017 60.514 2018 62.366 2019 64.744 2020 60.023 2021 62.148 2022 67.521 2023 68.583 2024 69.535 2025 71.823 2026 78.299 2027 84.963 2028 91.763 2029 98.660