Year	current US$
1960	43210000.306367844
1961	53950000.0476837
1962	65290000.081062324
1963	30329999.901354305
1964	-3289999.485015841
1965	-59149998.84366995
1966	-11830000.581219789
1967	6429999.9848008
1968	379999.25017360225
1969	15490000.11011957
1970	-4779999.595135374
1971	2030000.193044548
1972	-1209999.9282509303
1973	10290000.023320343
1974	12250000.147148963
1975	4959999.736398457
1976	6640000.248327853
1977	8920000.107958877
1978	9749999.748542914
1979	18689999.748021368
1980	32079999.33324754
1981	28460000.578314032
1982	23849999.448284533
1983	28440000.262111418
1984	25630000.017583363
1985	31360000.21733349
1986	57890001.01573773
1987	64739998.76156447
1988	119000001.97067858
1989	183289996.69477373
1990	168090000.07808217
1991	273509991.6104224
1992	258569994.8966503
1993	235580000.89786962
1994	150269999.2358684
1995	137129999.28556377
1996	103530000.54508448
1997	70840001.65387993
1998	52559999.52927238
1999	59750000.396743506
2000	53770002.24404037
2001	139979995.4388295
2002	56769999.563694045
2003	103090000.0203401
2004	85279999.69199295
2005	84109999.97891493
2006	105939999.61763626
2007	70149998.08929855
2008	104470001.39392914
2009	100440001.15059319
2010	116070001.20356686
2011	77710000.65095718
2012	169849997.1590938
2013	19940000.681206565
2014	36999999.70383947
2015	-33400002.531707242
2016	-17859999.40708269
2017	-30969999.75852669
2018	20240000.074729502
2019	-85810002.85781914
2020	56969998.90916054
2021	67289999.2167949
2022	215970001.48706123