Year Purchasing power parity; 2011 international dollar (Units) 1990 3319.22 1991 3368.15 1992 3471.97 1993 3440.36 1994 3507.70 1995 3555.81 1996 3584.74 1997 3646.80 1998 3745.69 1999 3769.32 2000 3880.39 2001 3904.05 2002 3932.65 2003 3954.11 2004 3984.41 2005 4077.77 2006 4081.06 2007 4091.01 2008 4113.25 2009 4144.34 2010 4333.55 2011 3672.37 2012 3650.73 2013 3715.36 2014 3600.34 2015 2912.48 2016 2442.49 2017 2232.60 2018 2113.12 2019 2099.89 2020 2252.35 2021 2384.21 2022 2483.49 2023 2589.88 2024 2627.91