Year	current US$
1960	32683212056.221462
1961	31498033421.297207
1962	30108400550.29975
1963	34248361213.068024
1964	38003216300.05848
1965	40073265558.9335
1966	42426205568.707886
1967	44227383365.28557
1968	47025220848.23909
1969	50588414099.50708
1970	58397268447.64945
1971	64359886487.89301
1972	72407835379.06334
1973	101510270594.67596
1974	163813836138.4869
1975	200451800666.6259
1976	210132744617.8509
1977	249325457331.51904
1978	272449602529.6631
1979	329064776177.4442
1980	450183660292.46075
1981	507399829322.99756
1982	470034416364.6956
1983	437221159127.5028
1984	437290239409.12317
1985	444186804726.55347
1986	428251946019.0278
1987	457678628828.2608
1988	554599075963.0778
1989	599338829949.2473
1990	645949912504.9722
1991	630070112047.1166
1992	885396929317.2156
1993	873640697373.3734
1994	925443130011.0963
1995	1094931978925.9924
1996	1175149576762.488
1997	1274401582995.7131
1998	1205605225680.1458
1999	1204776984964.5918
2000	1422502666850.3608
2001	1434737125840.1606
2002	1526118718309.6963
2003	1814215472906.6152
2004	2333674803355.01
2005	2771123290321.819
2006	3289723452168.1636
2007	4058343989296.469
2008	4984094124822.717
2009	4136462502761.9214
2010	5259651452104.309
2011	6441187331441.684
2012	6810060826653.732
2013	7077933836163.63
2014	7170160485506.146
2015	6155230430003.019
2016	5977522750234.805
2017	6814155138269.49
2018	7606794228062.6875
2019	7443807484631.034
2020	6637951320828.075
2021	8675972161660.447
2022	9672549867069.174
2023	9514766259067.229