Year	current US$
1960	5619373354.95778
1961	5681340346.558123
1962	5547078531.424046
1963	6023191583.553349
1964	7095220538.2392845
1965	7874971849.210269
1966	7739677250.882853
1967	8260199980.325734
1968	8548346491.26733
1969	9374573045.938572
1970	11196402598.988659
1971	13092592541.95916
1972	12871576938.584602
1973	16501809863.17137
1974	23692046455.19785
1975	28900372099.206688
1976	29745188751.358032
1977	34648843353.33185
1978	41335081747.008865
1979	42209849111.767044
1980	67124710867.87833
1981	74047232070.30714
1982	61595420625.71553
1983	52729682169.89311
1984	48103505951.50071
1985	43421519315.90901
1986	42469698018.9465
1987	47819380191.21339
1988	53522190094.12307
1989	54364420026.40332
1990	58006303432.37181
1991	60044905762.4333
1992	62755262568.602646
1993	61229642229.28715
1994	64321243234.35506
1995	78994239910.49655
1996	80434094556.13359
1997	87202521299.60472
1998	83492398291.89105
1999	80343283821.65054
2000	82322957833.38138
2001	86692972178.33865
2002	85517477670.86342
2003	110904122999.68474
2004	141793898838.1798
2005	174543276717.2559
2006	209945337051.39838
2007	255619100463.73648
2008	318368308983.3736
2009	268539449964.3548
2010	314350438486.5784
2011	392775597794.31445
2012	414893056681.7455
2013	434304355681.5811
2014	441295773228.6163
2015	380665481846.91736
2016	330526857322.49524
2017	337787680048.49677
2018	380872328519.9066
2019	382747065682.9015
2020	316275626057.61957
2021	401494437312.8498
2022	483610660933.6869
2023	452549910547.62274