Year	current international $
1990	609.427526352913
1991	648.3906306539178
1992	652.572014339788
1993	647.5362806962563
1994	632.4814187694398
1995	559.8851194420681
1996	524.7257750912518
1997	525.8766180191557
1998	546.7574980589288
1999	536.0302557367482
2000	532.4915549637938
2001	542.0903163725656
2002	559.1493794964756
2003	545.8155269954971
2004	566.1589076183711
2005	567.7661336313854
2006	595.264085591002
2007	609.6934914667023
2008	625.4000522122348
2009	620.9027825745625
2010	630.4483917393288
2011	646.1031274832266
2012	656.8448261361301
2013	706.9897820835209
2014	745.4026654084786
2015	821.2462547089679
2016	795.7859957684522
2017	785.2333946534409
2018	777.4469721759594
2019	804.1653440646371
2020	812.0551729678953
2021	864.280732749477
2022	917.5060350170847
2023	950.8798139332287