Year current international $ 1990 1031.9548573940497 1991 965.3891351021356 1992 972.8038502491202 1993 1056.3470463315962 1994 1256.5762684415547 1995 1492.4658172043676 1996 2249.2162557101688 1997 3018.2236050982465 1998 3501.0798038133607 1999 3853.1592452014593 2000 4127.613811751109 2001 4291.239554461155 2002 4743.391536454761 2003 4911.677781481948 2004 5405.6476701793545 2005 5958.970871324543 2006 6879.253669912405 2007 7696.913443838554 2008 8595.600012647516 2009 8698.05500619841 2010 9087.259710191947 2011 9757.455000530048 2012 10108.883232617613 2013 10787.721934628058 2014 11147.562494639327 2015 11825.209420504409 2016 12869.302073342253 2017 13580.885553769278 2018 14800.210318910327 2019 16354.000136912326 2020 16275.238182346187 2021 18396.469092975207 2022 20998.522634768455 2023 22845.518548678097