Year Purchasing power parity; 2017 international dollar (Units) 1992 6072.211 1993 5410.358 1994 4361.188 1995 3957.795 1996 3623.680 1997 3163.573 1998 3329.989 1999 3832.197 2000 4491.999 2001 5348.132 2002 6126.272 2003 7099.714 2004 8058.141 2005 9011.177 2006 9887.494 2007 10852.749 2008 12303.047 2009 12896.519 2010 14716.189 2011 16292.081 2012 17153.447 2013 16545.224 2014 16829.676 2015 16885.134 2016 16513.888 2017 16585.413 2018 16604.968 2019 15753.677 2020 15193.362 2021 14923.747 2022 15499.707 2023 15595.559 2024 15755.021 2025 15921.102 2026 16099.539 2027 16285.888 2028 16480.074 2029 16682.617