Year	current US$
1960	655619611.7521553
1961	659917610.032956
1962	725171555.9313776
1963	778245534.7017862
1964	826559557.3761771
1965	847279521.0881916
1966	929879348.0482608
1967	995119881.9520472
1968	1080575427.769829
1969	1154859398.0562408
1970	1225699369.720252
1971	1469551272.1794913
1972	1681679327.328269
1973	1893391868.127599
1974	2419479032.2083874
1975	2820843875.4095116
1976	2747173737.2783666
1977	3274306804.48075
1978	4243546994.6307483
1979	5218245827.697557
1980	5945133188.691875
1981	5505831556.967463
1982	5269782761.454177
1983	4757405185.299316
1984	5052626028.739669
1985	4644382704.918666
1986	5664025719.131982
1987	6442180044.209205
1988	6679942075.043246
1989	7201479530.87007
1990	6946362915.232784
1991	6544481584.122826
1992	6812463928.406619
1993	4463727625.018549
1994	5544912736.399225
1995	7608376640.07192
1996	10991866618.546097
1997	12160371200.34478
1998	13240462042.814995
1999	12165235619.02953
2000	11859817157.58583
2001	12407249713.924221
2002	12581394220.14274
2003	14196627400.886278
2004	15030590927.806927
2005	17384944609.696873
2006	23392433665.990135
2007	28597558439.39772
2008	32665142037.69265
2009	36430861516.185745
2010	38948343238.95129
2011	41571534623.55973
2012	49331830522.5192
2013	54480296693.28635
2014	59962127410.78575
2015	61876693045.876366
2016	66598264356.483025
2017	74036343968.84518
2018	82477038313.34348
2019	89932513654.25313
2020	89501658888.73712
2021	96147589570.5883
2022	100547184817.83267
2023	95920335151.88528