Year	current international $
2000	212.123369535186
2001	241.803445110555
2002	273.028552297932
2003	331.495658829514
2004	374.373486306606
2005	440.491745898856
2006	507.825125385588
2007	548.7652605649
2008	626.475708163297
2009	621.229152688939
2010	646.429207913182
2011	661.884744019538
2012	627.766652524577
2013	631.118961212301
2014	620.910345867532
2015	605.664929334529
2016	578.948640636752
2017	573.417231953382
2018	565.90040138794
2019	633.824842649172
2020	576.925301908717
2021	684.594090247215