Year current international $ 2000 42.57050064193761 2001 43.041904870648416 2002 42.75990296580276 2003 50.568621079772505 2004 52.89286197921477 2005 55.90033417698039 2006 66.00699023256627 2007 73.02734999888 2008 76.50358945599574 2009 83.046820682649 2010 82.7071721542335 2011 84.22938107258216 2012 85.25841948798049 2013 87.6937935175003 2014 92.74978529329401 2015 94.34981084002462 2016 97.55716917529188 2017 94.72404628887081 2018 94.94352447071803 2019 98.26658795835438 2020 103.26034211395739 2021 105.2777514958706