Year Purchasing power parity; 2011 international dollar (Units) 1980 6724.86 1981 6898.49 1982 6992.02 1983 7139.50 1984 7191.10 1985 7019.91 1986 7444.38 1987 7959.70 1988 7597.10 1989 7938.65 1990 8181.71 1991 8195.91 1992 8360.86 1993 8475.44 1994 8558.98 1995 8695.61 1996 8634.82 1997 8411.19 1998 8228.47 1999 8229.77 2000 8217.73 2001 8250.36 2002 8237.19 2003 8473.41 2004 8525.80 2005 8549.17 2006 8751.09 2007 8838.37 2008 8731.54 2009 8401.25 2010 8244.89 2011 8321.97 2012 8237.49 2013 8210.30 2014 8212.98 2015 8238.33 2016 8317.38 2017 8327.16 2018 8397.03 2019 8496.84 2020 8612.84 2021 8752.92 2022 8908.34 2023 9068.73 2024 9232.01