Year constant 2021 PPP $ 1991 26395.580992673666 1992 26521.77474281987 1993 26648.567379256387 1994 27480.773844510924 1995 28211.274659205083 1996 29079.172487558008 1997 29396.859398911773 1998 29893.370442159005 1999 30029.315610115278 2000 30323.78163724334 2001 28195.669384255478 2002 28514.797376615476 2003 28207.872222333513 2004 29566.853249005646 2005 30035.51054482573 2006 31739.77057095748 2007 33595.979331826915 2008 33885.31582580946 2009 32489.97653074032 2010 32881.89963913318 2011 33956.02150433138 2012 34238.84133199496 2013 35518.97158518613 2014 36478.334911238024 2015 36843.78746524303 2016 37448.75708926415 2017 37434.20447726483 2018 37964.15878097416 2019 39164.36197276999 2020 38591.259255139725 2021 40498.919044839255 2022 42168.29389994256 2023 41519.90466427909