Year Purchasing power parity; 2017 international dollar (Units) 1980 912.911 1981 891.412 1982 875.006 1983 914.738 1984 865.209 1985 742.059 1986 788.270 1987 869.264 1988 846.504 1989 815.483 1990 809.290 1991 725.865 1992 639.078 1993 700.490 1994 701.628 1995 721.669 1996 795.310 1997 794.908 1998 740.945 1999 766.600 2000 819.820 2001 858.174 2002 849.810 2003 810.881 2004 882.801 2005 968.844 2006 1052.886 2007 1138.180 2008 1224.102 2009 1312.390 2010 1414.721 2011 1539.358 2012 1632.816 2013 1750.026 2014 1881.467 2015 2028.184 2016 2140.001 2017 2302.935 2018 2425.782 2019 2588.090 2020 2687.041 2021 2793.738 2022 2909.058 2023 3069.866 2024 3209.890 2025 3364.402 2026 3532.992 2027 3713.483 2028 3910.306 2029 4118.614