Year	current US$
1960	1132758620.689655
1961	1223275862.0689654
1962	1324137931.0344827
1963	1352298850.5747128
1964	1387356321.8390803
1965	1447701149.4252872
1966	1485344827.586207
1967	1598850574.7126436
1968	1666091954.0229886
1969	1833620689.6551723
1970	2087356321.8390803
1971	2271551724.137931
1972	2462356321.8390803
1973	3054310344.827586
1974	3919827586.2068963
1975	4772701149.425287
1976	5965229885.057471
1977	7450862068.965517
1978	8083554376.6578245
1979	8343822843.822844
1980	8896400000
1981	10355098389.982111
1982	8583718487.394957
1983	8049000000
1984	10038846153.846155
1985	7812456597.222222
1986	9762680000
1987	11724633333.333334
1988	13826577777.777779
1989	20324377777.77778
1990	30930111111.111115
1991	37958453133.98505
1992	6191311889.3176775
1993	8024405262.563239
1994	11894094106.19145
1995	12919670186.649773
1996	8660941307.587513
1997	11336164399.905315
1998	10882541400.255674
1999	10224508771.318516
2000	11640425128.100418
2001	15131646554.086727
2002	17355345913.382843
2003	20486089766.628834
2004	25533305674.570095
2005	33836908768.182037
2006	43249852247.23732
2007	57187003174.44572
2008	61819980259.91274
2009	50087995307.69231
2010	54796022310.344826
2011	51237402657.89474
2012	35608466700
2013	40223884726.0274
2014	48568747977.52809
2015	50563738020.20202
2016	41763874766.666664
2017	39632308795.2381
2018	30521438452.08845
2019	30717965586.77686
2020	25561386740.026596
2021	32885091723.34441
2022	50588328583.98475
2023	108427023588.73239
