Year	current international $
2000	103.23696231081811
2001	112.21296705943624
2002	127.11652354984534
2003	137.66913402451956
2004	148.97317382509132
2005	164.9952974415279
2006	191.22220013725303
2007	215.80698642234032
2008	258.48948862056875
2009	303.6577192305891
2010	318.52900335126935
2011	346.60422514741214
2012	384.5930974299884
2013	422.29993656654744
2014	449.4433107896431
2015	466.7895848928895
2016	476.52400560764175
2017	497.5285006672288
2018	540.2903897627873
2019	593.0369964686062
2020	673.8172543896901
2021	727.6103401147874