Year	current international $
2000	225.815074585697
2001	230.941819981447
2002	271.895444615451
2003	286.557659057477
2004	300.232187173129
2005	322.233511857325
2006	339.486084378861
2007	375.774452924444
2008	418.973501825043
2009	434.98550320036
2010	440.337693229978
2011	474.011428738097
2012	513.88793787127
2013	521.081284531311
2014	557.955352547638
2015	595.823889915314
2016	639.350227337849
2017	655.280213157524
2018	700.002724425994
2019	711.13656921288
2020	775.548022408105
2021	967.402299773739