Year	current international $
2000	873.586010669043
2001	1060.68920547351
2002	1127.23208992409
2003	1210.10397070672
2004	1209.76092994401
2005	1334.76414477706
2006	1454.46056148643
2007	1561.47711051683
2008	1782.3662668968
2009	1953.40501092193
2010	1846.06786571675
2011	1548.05272356286
2012	1408.70135433668
2013	1341.48218688889
2014	1191.19536844748
2015	1264.10095100837
2016	1193.85259157738
2017	1212.32479905217
2018	1253.60495569184
2019	1245.0960337278
2020	1454.85960151955
2021	1693.8125722493