Year	current international $
2000	382.328489057258
2001	411.455013710923
2002	408.184398140547
2003	437.510171244603
2004	442.525961521053
2005	458.569203381648
2006	498.892852398609
2007	556.731459898192
2008	632.690999549284
2009	677.234641071664
2010	692.651953731225
2011	704.216687621486
2012	709.302460403742
2013	774.189370053427
2014	790.866759457415
2015	738.402683968376
2016	891.490505537661
2017	1270.33270673362
2018	1055.37495691956
2019	1104.80257061291
2020	1303.88311301544
2021	1321.20813146731