Year Purchasing power parity; international dollars (Units) 1997 2111.009 1998 2088.793 1999 2056.072 2000 2138.088 2001 2369.428 2002 2535.458 2003 2531.490 2004 2557.353 2005 2646.273 2006 2717.830 2007 2868.467 2008 2665.191 2009 2790.664 2010 2941.588 2011 2987.286 2012 3036.250 2013 3244.546 2014 3319.312 2015 3491.223 2016 3687.350 2017 4034.922 2018 4516.692 2019 5205.762 2020 5147.938 2021 5400.653 2022 5696.279 2023 6032.772 2024 6313.119 2025 6500.968 2026 6685.916 2027 6859.479 2028 7037.688 2029 7221.972