Year	current international $
2000	546.866257748782
2001	534.572150541444
2002	524.065795718544
2003	565.414412366427
2004	511.867609109819
2005	538.975240148483
2006	570.127346348192
2007	563.440357692066
2008	437.172115636239
2009	425.673512156297
2010	585.060595889862
2011	588.320533932122
2012	803.204731612996
2013	666.860902218942
2014	732.624977943153
2015	735.248616037529
2016	866.831721025871
2017	921.571610655947
2018	1001.63048440122
2019	1000.30412717363
2020	1351.96235732731
2021	1185.35429641529