Year	current international $
2000	79.85314278158431
2001	86.92469115030687
2002	90.09717384785162
2003	90.89907081790506
2004	98.20530085032435
2005	104.5996890415625
2006	111.27027291494855
2007	118.52934593929044
2008	122.39463144814782
2009	128.44299766272005
2010	131.10085854854015
2011	133.84855878357206
2012	147.4412144885417
2013	170.5869266808379
2014	172.57418507924868
2015	179.802350682333
2016	187.8723409055541
2017	173.32709819684163
2018	183.57799327767924
2019	197.86023844674216
2020	208.0047419154722
2021	227.80220759874376