Year	current US$
1960	20001585978.42184
1961	20981593178.659172
1962	22341673214.10546
1963	24307014837.394268
1964	26288360269.586784
1965	28759832889.470684
1966	31412745128.46916
1967	34283749979.37754
1968	36970196647.65645
1969	40977519222.92531
1970	41670143433.10794
1971	45442508526.50868
1972	49189615516.00592
1973	63428993961.11362
1974	77551361142.08188
1975	82354705934.96124
1976	83605210288.84158
1977	93895896555.2882
1978	105334225092.23474
1979	123112110291.6608
1980	159011013729.37808
1981	168342478038.71783
1982	159967904707.0701
1983	170302130367.2616
1984	157260430537.45718
1985	135166304243.86072
1986	145428991892.56702
1987	175273509529.12262
1988	190387155648.94888
1989	201999811645.817
1990	234867425141.07443
1991	254055676195.30234
1992	226983643952.24115
1993	228595787815.5351
1994	231186133548.2044
1995	262228462322.41403
1996	261273778128.7451
1997	276957203487.6342
1998	257913633806.83914
1999	253729013871.0265
2000	274679022429.40088
2001	248639997772.1114
2002	255790522558.0384
2003	341615652544.5093
2004	425857116392.1276
2005	496002595279.0054
2006	555328642394.9025
2007	632733845211.7402
2008	672597020023.3369
2009	686170792593.7504
2010	810690473586.741
2011	903404139970.8469
2012	917046944766.7926
2013	924702109234.4838
2014	942981249348.6156
2015	868807905775.3398
2016	808463700330.5221
2017	912391403685.918
2018	984099484466.085
2019	978305204225.5918
2020	909682957916.5378
2021	1061094439371.0997
2022	1152519711371.573
2023	1210158586837.793
