Year current international $ 2000 69.4485002947225 2001 76.02530114453019 2002 83.67086888240723 2003 91.7374191042629 2004 96.74561115827176 2005 110.19294729649833 2006 115.87593470088316 2007 117.2244767159743 2008 125.21975909975912 2009 138.1169837028985 2010 144.09854473663088 2011 160.17470579525386 2012 177.87077645457248 2013 188.05135007084678 2014 190.28661776839456 2015 194.79636140246504 2016 206.45721084856214 2017 220.0956637218866 2018 240.58202976911596 2019 263.5705941365202 2020 278.77498646786967 2021 294.60564936183965