Year current international $ 2000 92.92784287754763 2001 102.27950954774312 2002 104.11081024713138 2003 111.71087341760993 2004 119.009807590315 2005 127.65461843774577 2006 136.41023134198872 2007 143.9952574866471 2008 149.85470108619234 2009 158.22791381103372 2010 161.31489311075882 2011 167.27945829555506 2012 182.13769807535616 2013 201.2938553137548 2014 203.968637072041 2015 214.50360740202083 2016 221.46005901136408 2017 215.587397416123 2018 222.41787368669003 2019 237.11419376549554 2020 244.03891138339642 2021 273.1654005566873