Year current US$ 1960 9999.99977648258 1961 9999.99977648258 1962 19999.9995529652 1963 29999.999329447703 1964 39999.9991059303 1965 1090000.0333786 1966 4510000.228881841 1967 460000.00834465 1968 -500000 1969 -2380000.1144409203 1970 -2880000.1144409203 1971 90000.0035762787 1972 100000.00149011599 1973 1340000.0333786 1974 8109999.65667725 1975 1240000.0095367401 1976 1279999.97138977 1977 2150000.09536743 1978 1059999.9427795399 1979 7260000.228881841 1980 2500000 1981 1860000.01430511 1982 4369999.88555908 1983 4090000.1525878897 1984 1669999.95708466 1985 6730000.01907349 1986 5420000.07629395 1987 9680000.30517578 1988 14970000.2670288 1989 18270000.4577637 1990 18709999.084472697 1991 17840000.1525879 1992 18250000 1993 28870000.8392334 1994 31389999.3896484 1995 62750000 1996 52869998.9318848 1997 43169998.1689453 1998 32610000.6103516 1999 23739999.7711182 2000 21350000.3814697 2001 21850000.3814697 2002 -39569999.6948242 2003 7070000.17166138 2004 -34580001.8310547 2005 10569999.6948242 2006 8079999.923706049 2007 8750000 2008 6599999.90463257 2009 7900000.09536743 2010 15909999.8474121 2011 4170000.07629395 2012 6250000 2013 3619999.8855590797 2014 2920000.07629395 2015 2720000.02861023 2016 2319999.9332428 2017 2789999.96185303