Year	current US$
1990	2975233050.847458
1991	2369356521.7391305
1992	2503977004.716981
1993	2627743915.3439155
1994	2857160930.2325583
1995	3805602507.0764256
1996	3811009206.798867
1997	3664545318.127251
1998	3906286785.920369
1999	4042464073.829928
2000	3745604821.3517003
2001	3930526159.921027
2002	4382094763.09227
2003	5563490686.1043625
2004	6478692077.727953
2005	6845985573.93359
2006	7364518880.943419
2007	8389708861.310223
2008	10129704747.556248
2009	10193312631.2039
2010	9843899645.10002
2011	10607158372.470839
2012	9481095434.524221
2013	9509241489.34787
2014	9443473791.69134
2015	8114187308.853121
2016	8521596556.19185
2017	8965991428.947075
2018	9885784373.02274
2019	9956947729.921553
2020	11074526734.877851
2021	12829135651.057934
2022	11698541620.371641
2023	13295076845.904156