Year	current international $
2000	409.964422541341
2001	456.725261838064
2002	461.516497451521
2003	454.640769135928
2004	455.993873594433
2005	489.854569548698
2006	546.594781810668
2007	506.44369180132
2008	608.706595776651
2009	657.659558835017
2010	651.283188806284
2011	660.982247306279
2012	683.915081454604
2013	757.135670189837
2014	791.594135877117
2015	884.113568419818
2016	948.584235612037
2017	942.363824041785
2018	979.344149628169
2019	1089.38838694745
2020	1019.49894522741
2021	1091.50970105147