Year constant 2021 international $ 1990 42092.82087836811 1991 42357.935305468585 1992 43610.46527443713 1993 43649.45828775285 1994 45814.8341140483 1995 47247.56902031472 1996 48471.626163330264 1997 49954.48736494644 1998 50958.22673318428 1999 52362.83744494156 2000 53790.091104648156 2001 54422.71048565832 2002 54751.45575822057 2003 55080.645550078116 2004 57176.908480269994 2005 59304.80879038291 2006 61485.53646935539 2007 61148.992901731726 2008 61439.57255325311 2009 57854.476376931154 2010 59933.03324111226 2011 60216.96222112606 2012 60405.44839578705 2013 61569.19217462373 2014 62951.49558236981 2015 63758.465243520914 2016 64668.87160806587 2017 65947.76219803811 2018 67091.10262662265 2019 67926.47865116752 2020 67365.66682047621 2021 72638.24110641396 2022 74965.94217522255