Year	current international $
2000	27.9940120389864
2001	41.0902743394103
2002	37.5565788925736
2003	48.028074447869
2004	46.8540347581065
2005	49.2811154217495
2006	60.0374496758208
2007	79.3505837222662
2008	75.0429391849404
2009	78.4787483686911
2010	55.7340196648277
2011	63.33126835556
2012	74.0023146873178
2013	81.7604290997582
2014	101.597150521433
2015	118.337825439584
2016	144.198238127773
2017	147.698956212511
2018	162.892209265936
2019	172.757913630796
2020	229.313004729723
2021	286.963439930983