Year	current US$
2000	66208791.208791204
2001	65934065.93406593
2002	49725274.72527473
2003	55219780.21978022
2004	57692307.69230769
2005	59340659.340659335
2006	74175824.17582418
2007	87637362.63736263
2008	143681318.68131867
2009	120604395.6043956
2010	147527472.52747253
2011	162081043.95604396
2012	175990549.45054945
2013	190824148.35164833
2014	241630192.3076923
2015	260916291.2087912
2016	278993406.59340656
2017	345946730.7692308
2018	400142554.94505495
2019	458574670.3296703
2020	489194065.93406594
2021	536032170.3296703
2022	604734945.054945