Year	current US$
1960	4738998104.400759
1961	4979798008.080797
1962	5312997874.80085
1963	5842197663.1209345
1964	6437197425.12103
1965	6971997211.201116
1966	7600596959.761216
1967	8545596581.761368
1968	9451396219.441513
1969	10513995794.401682
1970	11757195297.121881
1971	13144262510.53876
1972	13612149988.617516
1973	17998181448.75994
1974	21701985497.669533
1975	22385153372.242085
1976	21618855404.713852
1977	23992455998.114
1978	26630556657.639164
1979	31113164367.244125
1980	41929345662.87553
1981	44787990596.85795
1982	42497992293.35358
1983	48751458576.4294
1984	43494882655.93513
1985	32694762583.14918
1986	37033617034.68485
1987	49802237979.44335
1988	53006244204.88875
1989	55448688496.524734
1990	66098485653.69353
1991	73254952803.28394
1992	83690332515.89929
1993	84356684707.66664
1994	87984393367.3501
1995	100004315228.34453
1996	96659533780.57933
1997	101323173476.69101
1998	92405244792.05482
1999	93041204396.31235
2000	92851413003.31938
2001	82318562485.79279
2002	78474635706.55856
2003	123288442670.07405
2004	159954786767.7303
2005	180960216331.03372
2006	192948533814.0505
2007	209020921584.61627
2008	194538136907.8162
2009	209842585270.56857
2010	268261693143.57632
2011	294815626778.304
2012	279339146968.90344
2013	256782495450.8715
2014	244012188927.00378
2015	222249906162.01462
2016	206814506071.19547
2017	245387645989.9796
2018	260392886041.5269
2019	250523382628.4342
2020	218639538480.37302
2021	264441418745.30322
2022	252470217945.8326
2023	237916981368.91846