Year	current international $
2000	488.222978702278
2001	544.828601288888
2002	541.743486926846
2003	640.637482177237
2004	674.428659458217
2005	736.328774516839
2006	771.271874041119
2007	807.763545298549
2008	850.374798141043
2009	1048.58057732056
2010	1139.22323073532
2011	1157.45269052133
2012	1025.93413429106
2013	884.209192711979
2014	997.638438071387
2015	1041.7125985246
2016	1171.77809629754
2017	1187.97506386152
2018	1165.5361525592
2019	920.944849817089
2020	822.256665233434
2021	951.153881951692