Year	current US$
1960	239999.994635582
1961	5819999.69482422
1962	26530000.6866455
1963	31710000.9918213
1964	43529998.779296905
1965	65120002.746582
1966	81269996.6430664
1967	86750000
1968	108729995.727539
1969	55060001.373291
1970	93930000.3051758
1971	124720001.22070299
1972	122500000
1973	161020004.272461
1974	257230010.986328
1975	365769989.013672
1976	260730010.986328
1977	325419982.910156
1978	445769989.013672
1979	679659973.144531
1980	518900024.414063
1981	849530029.296875
1982	636529968.261719
1983	583289978.027344
1984	653909973.144531
1985	496089996.33789104
1986	763820007.324219
1987	884239990.234375
1988	1334709960.9375
1989	1324619995.11719
1990	1338160034.17969
1991	2284580078.125
1992	2518610107.42188
1993	2698449951.17188
1994	3131459960.9375
1995	3109340087.89063
1996	3569899902.34375
1997	3236750000
1998	3455770019.53125
1999	3486120117.1875
2000	3187949951.17188
2001	3991770019.53125
2002	3472639892.57813
2003	3771129882.8125
2004	4969089843.75
2005	4597810058.59375
2006	5581350097.65625
2007	6293100097.65625
2008	7178560058.59375
2009	7608669921.875
2010	7236140136.71875
2011	11628299804.6875
2012	12058730468.75
2013	10406780273.4375
2014	10544379882.8125
2015	9069299804.6875
2016	10940509765.625
2017	9616669921.875
2018	8941589843.75
2019	7473140136.71875
2020	12283000000
2021	12151450195.3125
2022	16670790182.519703