Year	current US$
1960	355049987.792969
1961	437910003.66210896
1962	397630004.88281304
1963	281910003.66210896
1964	227839996.33789098
1965	146229995.727539
1966	126919998.168945
1967	107639999.38964799
1968	119610000.61035201
1969	131229995.727539
1970	122209999.084473
1971	120989997.86377
1972	110300003.05175799
1973	125089996.337891
1974	128330001.831055
1975	235270004.272461
1976	145369995.117188
1977	129149993.896484
1978	190289993.28613302
1979	110839996.337891
1980	205160003.66210902
1981	167070007.32421902
1982	134699996.94824198
1983	93279998.7792969
1984	120980003.35693401
1985	172149993.89648402
1986	167330001.831055
1987	213449996.94824198
1988	171979995.727539
1989	158210006.71386698
1990	331649993.89648396
1991	211169998.168945
1992	374790008.544922
1993	326309997.558594
1994	295489990.234375
1995	295739990.234375
1996	306880004.88281304
1997	247889999.38964802
1998	419869995.11718804
1999	137979995.727539
2000	199960006.71386698
2001	198860000.61035198
2002	186119995.117188
2003	239240005.493164
2004	316970001.220703
2005	347380004.88281304
2006	240679992.67578098
2007	395010009.765625
2008	324829986.57226604
2009	292170013.42773396
2010	201250000
2011	193350006.10351598
2012	147320007.32421902
2013	203419998.168945
2014	160619995.117188
2015	71129997.253418
2016	144539993.28613302
2017	174649993.89648402
2018	144610000.61035198
2019	172000000
2020	209850006.10351598
2021	214449996.94824198
2022	214990005.493164