Year current international $ 2000 166.267713922696 2001 170.656833190515 2002 181.403263554936 2003 193.164649095338 2004 202.240795017846 2005 219.59463454236 2006 236.3347390496 2007 259.902516817396 2008 278.844777387168 2009 258.414692108522 2010 267.155979462767 2011 288.918749454703 2012 278.227515612591 2013 272.618376648181 2014 306.15595169084 2015 298.756522417363 2016 307.026484692033 2017 302.017329003069 2018 345.337517820352 2019 364.470142878634 2020 344.393983176976 2021 355.48800337594