Year Purchasing power parity; 2017 international dollar (Units) 1980 2608.586 1981 2451.792 1982 2195.005 1983 2009.312 1984 2055.588 1985 2139.832 1986 2221.604 1987 2316.071 1988 2409.678 1989 2461.187 1990 2490.567 1991 2548.535 1992 2599.920 1993 2659.491 1994 2687.118 1995 2733.551 1996 2794.516 1997 2884.594 1998 2955.141 1999 3013.458 2000 2897.012 2001 2932.631 2002 2993.085 2003 3070.827 2004 3160.915 2005 3278.091 2006 3388.044 2007 3445.511 2008 3671.761 2009 3794.974 2010 3883.743 2011 4320.063 2012 4574.297 2013 4792.240 2014 4817.571 2015 4810.494 2016 4864.581 2017 5148.047 2018 5353.488 2019 5585.885 2020 5503.245 2021 5669.231 2022 5718.447 2023 5701.885 2024 5714.281 2025 5816.007 2026 5951.454 2027 6093.276 2028 6238.477 2029 6387.139