Year	current US$
1960	9099999.913945792
1961	9730000.019073486
1962	2620000.002905727
1963	8250000.029802323
1964	7699999.9936670065
1965	5990000.037476425
1966	5119999.784976242
1967	5240000.0877678385
1968	9490000.274032356
1969	11639999.98755753
1970	9430000.03509223
1971	12869999.907910822
1972	11480000.043287873
1973	12580000.218003992
1974	19859999.852254987
1975	12390000.076964494
1976	17470000.024884943
1977	25199999.37899408
1978	20820000.533014562
1979	16799999.732524145
1980	25260000.83424155
1981	30919999.254867435
1982	61350000.452250294
1983	35740000.1082569
1984	34540000.63240531
1985	28380000.449717022
1986	48149999.43599095
1987	54489998.40393664
1988	63100002.42479145
1989	89669998.40363866
1990	48120000.96961857
1991	128329998.55279924
1992	66789998.70270492
1993	98610003.58685854
1994	88989997.56015843
1995	116229998.90334906
1996	65890000.49233439
1997	75669999.58828093
1998	61380001.43878158
1999	71729998.06888402
2000	78009998.41652809
2001	66710000.67330901
2002	62200000.056996964
2003	62149999.04856086
2004	32029999.870806977
2005	60719999.037683025
2006	66409999.58477911
2007	111759999.55274166
2008	120150001.55568118
2009	153140001.71609223
2010	97019999.54879281
2011	67450000.19297007
2012	56759999.707341254
2013	47350001.08927488
2014	14500000.210478868
2015	34159999.035298765
2016	69029998.49058688
2017	96279999.34740359
2018	110779999.87639484
2019	100219999.55736104
2020	217190002.59600592
2021	149049999.63566673
2022	73069999.38376251
