Year current US$ 1960 439999.997615814 1961 5380000.133067365 1962 4110000.152140855 1963 5539999.96185303 1964 1979999.996721746 1965 1879999.956116085 1966 3959999.9673664565 1967 4759999.981150027 1968 9309999.655932192 1969 4369999.768212433 1970 4910000.026226044 1971 5990000.041201708 1972 7590000.113472341 1973 8460000.231862072 1974 18749999.636784192 1975 17239999.54201281 1976 11809999.670833344 1977 14889999.885112043 1978 24709999.667480588 1979 26919999.97757374 1980 26580000.50485132 1981 50349999.66435134 1982 36020000.34786764 1983 29810000.108554978 1984 27189999.304711826 1985 24440000.33847985 1986 52299999.59468839 1987 60150000.13634568 1988 50999999.65913597 1989 58810000.25570398 1990 83600001.27740203 1991 64989999.86983835 1992 44230000.27611847 1993 22900000.935420394 1994 14680000.124499205 1995 19290000.753477305 1996 19250000.06146722 1997 27589999.271556716 1998 39740000.955760464 1999 34450000.47236683 2000 15679999.878630042 2001 10209999.876096841 2002 21499999.588355392 2003 -17209999.74384907 2004 28949999.719858207 2005 27999999.29219479 2006 23129999.876022294 2007 71470000.27820459 2008 111090003.9318949 2009 156800004.28296626 2010 126049997.11923301 2011 183779998.34902593 2012 173650000.02644956 2013 141719999.82185662 2014 66869997.35981232 2015 73310000.48108391 2016 38829999.864101395 2017 3910000.063478942 2018 62159998.618066326 2019 -10830000.380054083 2020 311089988.60977614 2021 282120000.5672872 2022 44670000.14707442