Year current international $ 2000 67.04540239465479 2001 71.71847874591944 2002 76.34022400747799 2003 83.14511602999994 2004 90.09283909669429 2005 98.37748263057671 2006 111.35531541935788 2007 124.92972363861193 2008 141.13905627848658 2009 164.28450759253963 2010 170.75406642047122 2011 186.59992427324704 2012 202.0830505820808 2013 217.24702414506902 2014 232.92284635391655 2015 247.45832804171653 2016 252.04510904479005 2017 262.1532539295395 2018 275.69023569807285 2019 292.5740126039306 2020 315.2335512201379 2021 340.4840017077311