Year	current international $
2000	463.31001122325887
2001	489.9786780947826
2002	525.8985107842751
2003	555.8715869353965
2004	595.3838912168047
2005	618.7532162297493
2006	683.8882203681868
2007	721.783526901318
2008	768.5323739873604
2009	796.1179494329457
2010	819.497626050546
2011	868.3073758474179
2012	899.2989968589472
2013	926.0466450418637
2014	951.8251462746412
2015	969.4645005223063
2016	1006.5318843754773
2017	1052.6746762421235
2018	1092.965282614205
2019	1176.208876670663
2020	1151.0326892978208
2021	1244.5002387030954