Year current international $ 2000 104.93800039162781 2001 111.57735805634806 2002 115.13490177833928 2003 122.7218355506493 2004 129.52525975221923 2005 139.84978890023794 2006 147.28451887262716 2007 155.16127241266807 2008 161.04671083151632 2009 169.59165356635822 2010 174.7759000228907 2011 182.69243192129596 2012 193.57341730780428 2013 207.3558728597546 2014 209.9180033424056 2015 215.60849808675314 2016 226.60307312970315 2017 231.78309720285014 2018 244.5783765733995 2019 258.4110726123965 2020 264.7603434434656 2021 286.6323427298252