Year	current US$
1960	0
1961	0
1962	0
1963	0
1964	0
1965	959999.978542328
1966	500000.00745058106
1967	649999.987334013
1968	590000.005438924
1969	1599999.95306134
1970	1689999.9789893602
1971	1260000.02212822
1972	1440000.0423193001
1973	1760000.00350177
1974	1899999.9873340102
1975	2969999.95596707
1976	2190000.0274181403
1977	2760000.06496906
1978	4370000.0308454
1979	1989999.99836087
1980	2739999.99463558
1981	2430000.04626811
1982	1839999.97191131
1983	1410000.00946224
1984	2290000.01959503
1985	2109999.9453872396
1986	4789999.97116625
1987	3659999.95544553
1988	3590000.01847744
1989	2790000.01959503
1990	13850000.012666
1991	162669993.855059
1992	26859999.6138364
1993	17960000.153631
1994	7320000.13254583
1995	10549999.9877065
1996	13900000.2872199
1997	14570000.0263751
1998	5909999.97407198
1999	8430000.135675069
2000	5839999.9961257
2001	6489999.83258545
2002	5989999.93875623
2003	19869999.928399898
2004	6820000.12695789
2005	2639999.9782443
2006	4849999.97168779
2007	1560000.02473593
2008	1449999.98435378
2009	1400000.01341105
2010	2149999.9407678796
2011	559999.985620379
2012	609999.971464276
2013	269999.999552965
2014	209999.982267618
2015	200000.010430813
2016	-1149999.94635582
2017	210000.002756715
2018	29999.999329447703
2019	29999.999329447703
2020	409999.99642372096
2021	0
2022	9999.99977648258
