Year	current US$
1982	4120728389.5570736
1983	3138777421.2371473
1984	4531509784.626666
1985	3661422240.0000014
1986	3224355614.2857156
1987	5593127763.529411
1988	2300077197.2000003
1989	3835247440.7960205
1990	3447624028.5024137
1991	4793134978.789047
1992	4708309900.831734
1993	4649899647.839475
1994	7524696380.11001
1995	8737580937.875776
1996	8983197409.859163
1997	10615852458.379879
1998	9852302046.792015
1999	9232576929.873339
2000	8961869453.61108
2001	8670720603.701685
2002	9285755777.202955
2003	9867464271.821182
2004	11909704366.986765
2005	15015940697.34738
2006	20677493037.00796
2007	24639981372.958656
2008	27426680176.831615
2009	25276702718.064095
2010	33114263682.389576
2011	40707708345.349335
2012	44051066800.3971
2013	45223851588.089066
2014	42589769877.59895
2015	39152928537.502
2016	39097769750.54826
2017	43447844278.74473
2018	45411730443.853355
2019	47296869342.43752
2020	40040457074.79517
2021	45679760943.47004
2022	45147315873.863625
2023	52168797782.66868