Year	current US$
1970	5699999.80181456
1971	1359999.9677389853
1972	610000.004991889
1973	760000.0090897082
1974	4290000.047534703
1975	2050000.0342726728
1976	4810000.022873279
1977	31469999.84420835
1978	7230000.065639613
1979	12320000.052452084
1980	11629999.762400981
1981	23370000.412687667
1982	21249999.43561852
1983	18590000.459924337
1984	13689999.934285875
1985	19039999.959990375
1986	14010000.023990864
1987	31820000.244304523
1988	42770000.51550568
1989	47949999.96572732
1990	86709999.42161144
1991	90279999.20770529
1992	89109999.60266058
1993	83879999.83318152
1994	91009998.96787107
1995	94569999.51042238
1996	109120000.23946169
1997	75250000.45262274
1998	95289999.61353838
1999	82389999.78266653
2000	88550000.31553209
2001	221780004.4883039
2002	146610001.00895765
2003	92440000.28818844
2004	144849999.4855374
2005	164599998.77959493
2006	542120000.6660073
2007	401849998.55980283
2008	143350000.1039356
2009	162579997.14836493
2010	256299999.02658123
2011	133649999.19570985
2012	183589997.08667395
2013	142969998.76946205
2014	197739996.6455994
2015	64829999.80449676
2016	81349999.92698435
2017	99670000.0241399
2018	101169999.41132964
2019	104490000.07100403
2020	95669999.45044504
2021	138659999.77104372
2022	130760000.53808095