Year	current international $
2000	577.380984336909
2001	613.218558844299
2002	616.716169272172
2003	636.457620230228
2004	662.416028088879
2005	700.127035877569
2006	789.479398569654
2007	824.700760082159
2008	834.282704742088
2009	800.286077167925
2010	835.258946676718
2011	865.469817254632
2012	912.02449536073
2013	913.218857447663
2014	958.703530628067
2015	916.638992895288
2016	936.287330549543
2017	1021.87887965646
2018	1061.11859210447
2019	1018.31830446348
2020	837.6988015329
2021	1037.22493736076