Year	current US$
1990	2357575757.5757575
1991	166000000
1992	-3081180.8118081177
1993	342305576.3940985
1994	182706300.05254024
1995	574821373.7483134
1996	921240611.7735131
1997	1356585013.9572814
1998	1483587490.3075728
1999	1213786341.0810003
2000	1090038230.682665
2001	1180156702.8197703
2002	2156220555.3795447
2003	3868976710.1836185
2004	5033804961.0459385
2005	5501464426.958995
2006	6265075074.570902
2007	7113890300.236329
2008	9132080523.84314
2009	8392812487.947618
2010	9555195614.253675
2011	13367211777.845879
2012	15550280342.902964
2013	19028068641.409435
2014	20698491866.482563
2015	14815472727.91158
2016	9724751554.46876
2017	9962844717.645998
2018	9483493400.360115
2019	9783117647.058825
2020	10103705882.352942
2021	9363411764.705883
2022	9459823529.411764
2023	13244294117.647058