Year	current international $
2000	253.223640473741
2001	282.298443230214
2002	258.518595622239
2003	255.406876912742
2004	286.833715584773
2005	292.26893177738
2006	368.645433148069
2007	401.729723466167
2008	384.698646389694
2009	366.688991157493
2010	444.834027108601
2011	540.702172571143
2012	482.65582294578
2013	486.354105733394
2014	535.251837549178
2015	519.066241168161
2016	617.897631391918
2017	654.783970050723
2018	693.958301720989
2019	761.819840582461
2020	400.407239405974
2021	152.384988930805