Year Purchasing power parity; 2011 international dollar (Units) 1992 6814.49 1993 5220.71 1994 4132.92 1995 3572.65 1996 3623.86 1997 3908.57 1998 4102.91 1999 4526.40 2000 4760.74 2001 5018.58 2002 5440.58 2003 5939.56 2004 6427.09 2005 8128.51 2006 10795.02 2007 13367.18 2008 14591.34 2009 15703.61 2010 16318.09 2011 15861.33 2012 15993.08 2013 16707.99 2014 16956.84 2015 16927.80 2016 16218.77 2017 16043.59 2018 16067.62 2019 16413.88 2020 16717.95 2021 16866.20 2022 16928.29 2023 16977.71 2024 17054.72