Year Purchasing power parity; 2017 international dollar (Units) 2000 1604.860 2001 1589.952 2002 1621.430 2003 1132.167 2004 1154.980 2005 1191.464 2006 1249.404 2007 1358.826 2008 1383.441 2009 1398.668 2010 1435.128 2011 1497.157 2012 1576.512 2013 1670.569 2014 1638.962 2015 1598.028 2016 1532.568 2017 1531.993 2018 1513.362 2019 1440.028 2020 1363.877 2021 1398.489 2022 1431.227 2023 1461.827 2024 1503.273 2025 1560.442 2026 1619.877 2027 1682.856 2028 1762.665 2029 1829.655