Year	current US$
1960	179110000
1961	175710000
1962	163710000
1963	378410000
1964	553040000
1965	489590000
1966	489080000
1967	426880000
1968	334820000
1969	357360000
1970	419030000
1971	652947158.249115
1972	785938711.415166
1973	1247356547.78642
1974	857607605.907865
1975	802715888.374676
1976	841496712.217816
1977	1588794640.9386
1978	3128993668.69511
1979	3235596490.99919
1980	3386752784.62994
1981	2547639719.16503
1982	2265667968.30173
1983	3620689180.0648
1984	3008908460.54667
1985	5428565202.10896
1986	4964473673.13738
1987	10066366962.2211
1988	10764952542.6922
1989	6396789355.27111
1990	10591360672.0633
1991	7404276589.56644
1992	11043607126.6517
1993	10300808563.1797
1994	9056097124.10019
1995	11015699557.9194
1996	14140377155.4947
1997	19124232129.9814
1998	15264197137.4865
1999	22286949236.2656
2000	15108246747.2906
2001	17110213223.0595
2002	26985657484.4471
2003	37104964983.112
2004	39083668074.2089
2005	32930386410.5423
2006	29723677393.0521
2007	32534428041.8197
2008	40465790826.7705
2009	74290894422.3139
2010	73502814525.9157
2011	81679494478.4165
2012	86137535278.4592
2013	86099435807.3309
2014	72811530069.079
2015	62917117406.2789
2016	61764037979.9462
2017	72470454465.8039
2018	68199860033.7473
2019	63576937133.6664
2020	68777153366.5649
2021	78341558775.9223
2022	92194848209.3927
2023	104958130783.918