Year	current international $
2000	122.95842311191689
2001	127.84916699256354
2002	135.663253933077
2003	147.70724942840025
2004	155.74472777789407
2005	169.74384992200027
2006	180.34573799309098
2007	185.96147309754295
2008	198.0392881458172
2009	214.42720467277917
2010	225.394640588435
2011	244.99172213381536
2012	263.5650450009291
2013	278.3266647605131
2014	285.74377959274034
2015	294.5049158176985
2016	314.50884088905013
2017	336.76622679879125
2018	368.1193683758181
2019	402.8774011121999
2020	429.84304334402543
2021	463.7340550697163