Year	current US$
1990	3035941462.3977394
1991	3130697144.4913325
1992	3367647996.138813
1993	3386926512.6799583
1994	3635088170.103127
1995	4101787457.932806
1996	4269158277.4727793
1997	4022892574.3681574
1998	4067486475.5496345
1999	3920617147.887171
2000	3802325280.8533444
2001	3713238893.095584
2002	3991598664.8921666
2003	4598760839.245033
2004	5000818881.06536
2005	5218483569.452978
2006	6235668433.631219
2007	7000724422.433425
2008	7370913608.396186
2009	6744773447.194325
2010	7382372441.443259
2011	8121243919.677256
2012	8262270942.458231
2013	8496355912.3791685
2014	8570656306.483079
2015	8188352974.114075
2016	8052780924.511952
2017	8562086555.537614
2018	8774105046.09595
2019	8842649827.938356
2020	8678887121.995857
2021	9462409968.833279
2022	10310081908.169353