Year constant 2021 PPP $ 1991 6688.207437093109 1992 6862.776753080881 1993 6985.655481018834 1994 7050.750643016157 1995 7200.966720411015 1996 7331.256514848923 1997 7467.457377811696 1998 7650.616620721285 1999 7799.252959905135 2000 8002.499338283777 2001 8222.027251007949 2002 8358.387237048964 2003 8582.976954019185 2004 8827.160884800773 2005 9202.296797519863 2006 9591.191295071516 2007 10195.301743229898 2008 10752.85921413434 2009 11228.572393763741 2010 11476.654303837942 2011 12055.071302144677 2012 12655.116980288883 2013 13213.08485288271 2014 13752.061107152424 2015 14388.087923709938 2016 15124.842381055618 2017 15164.994852941822 2018 15900.596048554296 2019 16787.75735297113 2020 17368.097869395635 2021 17978.22434978513 2022 18896.49424336069 2023 19690.059826836714