Year	current international $
2000	341.7113681674982
2001	376.89085629759995
2002	422.702354964233
2003	458.45661624326914
2004	493.45636659628775
2005	547.5847926157355
2006	641.5907366937985
2007	706.289106020937
2008	822.1890895559554
2009	880.6906614179635
2010	876.4436730677835
2011	891.9853977095754
2012	957.821160722787
2013	1036.1047254560729
2014	1062.7259442344523
2015	1059.8114035647943
2016	1104.4432425497355
2017	1170.7804677279892
2018	1245.6190859653548
2019	1350.315677333521
2020	1589.3525300613042
2021	1763.3327545854524