Year	current US$
1960	752314436.7278405
1961	790861159.9297012
1962	863381266.2925239
1963	1104134952.7312639
1964	1132554994.4139917
1965	1194948419.2576816
1966	1212261777.983941
1967	1228595135.272865
1968	1322348606.111289
1969	1356648656.4180293
1970	1596749008.5652125
1971	1656477495.364091
1972	1884339236.3904104
1973	2747070596.2763934
1974	4565307072.881644
1975	4193454363.757495
1976	4571968169.343813
1977	5601956378.035358
1978	7114292400.569592
1979	9999808082.645096
1980	13478905389.035606
1981	14633320674.87658
1982	15971622751.127005
1983	17142918686.052773
1984	17772765635.70716
1985	15529741341.467442
1986	13922838475.549711
1987	15776869534.43312
1988	19826003147.263443
1989	25372465429.877415
1990	31883543601.83003
1991	40044733779.45883
1992	44155181214.90556
1993	52860519910.8813
1994	67592211553.1169
1995	86952551834.13078
1996	90962318149.29645
1997	92380580594.79025
1998	67655931512.433754
1999	76187894736.8421
2000	94349736842.10527
2001	86253947368.42105
2002	91820789473.68422
2003	96153421052.63158
2004	118513157894.73685
2005	130552677357.71933
2006	147060242730.92603
2007	167027920021.3872
2008	178114431987.4526
2009	143890358442.02713
2010	181099423890.134
2011	207619404294.70166
2012	215525053248.81726
2013	216892331704.91437
2014	218115959741.6327
2015	186603344672.9146
2016	181125866049.41647
2017	201496430249.82785
2018	221902484182.66577
2019	210893037728.6981
2020	186310380061.1017
2021	236990564273.1208
2022	283753638714.9225
2023	253477306042.4078