Year	current USD
1989	6950091181.230413
1990	4921672408.045191
1991	4053915445.645152
1992	4867486888.144155
1993	6397697329.686338
1994	7369251245.178697
1995	8826211623.426851
1996	8912763074.201818
1997	8949858772.474274
1998	9216475552.191347
1999	8322771003.789351
2000	7819364628.223095
2001	8692492162.734137
2002	9813280323.633724
2003	11579104281.670328
2004	13144893461.491827
2005	15493211064.89976
2006	16772053343.399515
2007	20777311269.473637
2008	23387708102.24791
2009	19628558957.02616
2010	19401478749.82086
2011	20407273070.551567
2012	18894887158.578037
2013	19518058629.39111
2014	20798971721.10983
2015	19825581503.513348
2016	19549118997.99768
2017	22268862136.74877
2018	26859170621.96597
2019	29458586513.730858
2020	31790462579.0359
2021	35750799288.96963
2022	37103293310.92924