Year	current international $
2000	1312.97270197778
2001	1433.99159432138
2002	1514.12610317697
2003	1667.32159325588
2004	1539.289705353
2005	1459.19505577606
2006	1418.99216165356
2007	1561.24620747875
2008	1540.33614710254
2009	2020.98742137959
2010	1959.96475846041
2011	1931.05236629214
2012	2208.42023196229
2013	2312.51362132856
2014	2297.75307446024
2015	2284.34133716579
2016	2200.83929513682
2017	2207.84807935975
2018	2068.20130251699
2019	2053.97756515122
2020	2373.58557514087
2021	2341.75300393491