Year	current international $
2000	659.72511342988
2001	702.790938055425
2002	728.770598385655
2003	752.744147842461
2004	799.550511497797
2005	837.442695728742
2006	922.953987969308
2007	1003.96862836088
2008	1007.48785528017
2009	988.484109635335
2010	1010.54914607593
2011	1033.01657494991
2012	1053.10078631558
2013	1028.24979578884
2014	1021.78567613119
2015	1039.79828492303
2016	1003.7458397331
2017	1042.4569251892
2018	1183.28910009129
2019	1175.59735222956
2020	1268.25842277784
2021	1275.75242430661