Year	current international $
2000	490.81872111541
2001	346.423350450113
2002	696.601866150375
2003	702.140159393411
2004	777.280340029838
2005	732.379545625443
2006	715.922055157409
2007	678.704923967667
2008	595.956411426642
2009	440.199220738608
2010	455.31079888911
2011	437.596789141851
2012	417.982755321766
2013	455.900916327219
2014	496.290487389311
2015	429.809613609129
2016	428.959725083707
2017	325.759616132152
2018	381.211929189449
2019	418.409929050716
2020	466.065300791549
2021	425.571941194386