Year constant 2021 international $ 1990 8083.417183878405 1991 8843.26149433612 1992 9711.035289969526 1993 10063.777213258338 1994 9738.12808864934 1995 9624.414360192312 1996 9403.004208505781 1997 9551.153819635372 1998 9487.696107637908 1999 9968.5217611756 2000 10752.096502326267 2001 10808.37659599966 2002 11088.42720596344 2003 11655.195879256644 2004 11671.98611866708 2005 11657.769477746577 2006 11821.87472920439 2007 11671.647550882426 2008 11149.395732192634 2009 11307.505403130823 2010 10869.209353969412 2011 10868.160570155456 2012 10898.542524671522 2013 11189.50224307521 2014 11311.917501122962 2015 11683.941649626322 2016 11363.169812736642 2017 10855.849762491023 2018 10611.499309919465 2019 10856.683423531085 2020 9642.416091783753 2021 11188.335910455535 2022 11827.14614453495 2023 12343.078136246118