Year Purchasing power parity; 2011 international dollar (Units) 1980 2682.12 1981 2524.18 1982 2265.12 1983 2081.15 1984 2127.91 1985 2217.37 1986 2304.90 1987 2402.71 1988 2492.99 1989 2540.59 1990 2567.95 1991 2626.40 1992 2670.11 1993 2726.28 1994 2752.94 1995 2798.33 1996 2860.90 1997 2954.12 1998 3024.41 1999 3086.43 2000 2970.91 2001 3014.34 2002 3076.87 2003 3156.83 2004 3251.48 2005 3371.34 2006 3489.15 2007 3546.03 2008 3787.38 2009 3907.57 2010 4005.43 2011 4590.61 2012 4885.56 2013 5151.36 2014 5180.67 2015 5175.97 2016 5237.93 2017 5543.89 2018 5734.91 2019 6112.10 2020 6340.57 2021 6514.84 2022 6636.27 2023 6795.44 2024 6876.42