Year	current US$
1960	2019047463.7831516
1961	2085885971.5165923
1962	2453044072.807179
1963	2715595248.681452
1964	2788187270.402669
1965	2910785319.208219
1966	2888257856.4526362
1967	3115508577.23264
1968	3322800756.4484863
1969	3668221852.034092
1970	4112309282.302702
1971	4477462094.246706
1972	5107046600.591202
1973	6321377986.087388
1974	7724279120.602997
1975	9961783961.305737
1976	11387519143.251259
1977	13306727930.743053
1978	15050072347.924759
1979	17957397719.596195
1980	23612421081.29611
1981	19939423613.8071
1982	19838491043.200573
1983	17406021354.95744
1984	16172868937.826256
1985	16233854317.797873
1986	20730213779.16406
1987	22787071648.388454
1988	25742447162.2955
1989	27693483990.070885
1990	31842280677.021164
1991	33945620274.39112
1992	35706429971.89037
1993	33411388117.00183
1994	37539774453.9824
1995	41515962494.1452
1996	44639248298.16303
1997	40440474609.00598
1998	43474245951.02919
1999	43163151931.79729
2000	41028191774.89178
2001	40643328981.97156
2002	43376749024.58942
2003	53792779336.27682
2004	62834575711.79668
2005	66131259204.72943
2006	72749512613.31966
2007	86426418457.3552
2008	105631957369.52966
2009	103960233831.031
2010	103267516185.39178
2011	115589795886.83386
2012	113266874854.04382
2013	122278211990.61948
2014	132982891359.22101
2015	118470685395.4816
2016	122343608080.20331
2017	129162325456.5261
2018	139563367199.71722
2019	138991518835.87067
2020	130158567364.51581
2021	154956608923.151
2022	145963057517.91714
2023	152825898576.68982