Year	current international $
2000	442.131716394998
2001	456.506038107513
2002	486.218031659788
2003	498.935479169255
2004	496.349600292031
2005	516.154928439309
2006	592.120241176888
2007	662.056970888411
2008	644.033337740109
2009	648.693916380359
2010	636.938456937792
2011	683.032780224763
2012	654.335754454389
2013	693.137212314169
2014	646.884002520664
2015	623.721728858476
2016	648.756269745082
2017	666.73402978795
2018	669.721230031574
2019	675.223826954528
2020	834.54256592212
2021	890.102514501814