Year current US$ 1962 2079999.9237060498 1963 2039999.96185303 1964 1379999.99523163 1965 -250000 1966 6579999.92370605 1967 11020000.4577637 1968 8640000.34332275 1969 10189999.5803833 1970 10319999.6948242 1971 13829999.923706101 1972 8300000.19073486 1973 3950000.04768372 1974 2079999.9237060498 1975 4139999.8664856004 1976 8090000.152587891 1977 5090000.15258789 1978 14869999.8855591 1979 25979999.5422363 1980 73250000 1981 50400001.5258789 1982 55479999.5422363 1983 42299999.237060495 1984 28389999.3896484 1985 12260000.2288818 1986 17299999.237060502 1987 16290000.9155273 1988 30409999.8474121 1989 30899999.6185303 1990 21329999.9237061 1991 20559999.4659424 1992 16260000.2288818 1993 11720000.2670288 1994 12369999.8855591 1995 13550000.1907349 1996 12100000.3814697 1997 17440000.5340576 1998 13600000.3814697 1999 9319999.69482422 2000 9880000.11444092 2001 15020000.4577637 2002 7679999.82833862 2003 9270000.45776367 2004 16819999.6948242 2005 13720000.2670288 2006 6860000.1335144 2007 11500000 2008 1750000 2009 18149999.6185303 2010 -8500000 2011 4219999.79019165 2012 8649999.61853027 2013 14470000.2670288 2014 8619999.88555908 2015 37610000.6103516 2016 7409999.84741211 2017 7320000.17166138 2018 11260000.2288818 2019 11350000.3814697 2020 12390000.3433228 2021 11810000.4196167 2022 5650000.09536743