Year	current US$
1994	5940769801.083269
1995	7078857919.699025
1996	8383331324.93318
1997	9547255602.468334
1998	10059810095.690876
1999	10270956411.936514
2000	10618905472.636816
2001	10844444444.444445
2002	11522388059.701492
2003	11965505804.311775
2004	14615938477.61194
2005	15293665713.432837
2006	16031278754.228855
2007	17565626569.817577
2008	21093180178.441128
2009	24492167440.79602
2010	27626474646.76617
2011	29362408145.273632
2012	32117536632.83582
2013	33792514068.325043
2014	35461881337.97678
2015	36851118629.51907
2016	37952598625.53897
2017	39992830228.85572
2018	42269121836.15257
2019	40930050068.85457
2020	27723202123.10195
2021	21778337766.056995
2022	18603919660.185287
2023	8563169361.9797735