Year current US$ 1963 460000.00834465 1964 -70000.0002980232 1965 930000.007152557 1966 -250000 1967 100000.00149011599 1968 9999.99977648258 1976 319999.99284744303 1977 259999.990463257 1978 259999.990463257 1979 140000.000596046 1980 180000.00715255702 1981 150000.005960464 1982 150000.005960464 1983 200000.00298023198 1984 140000.000596046 1985 219999.998807907 1986 200000.00298023198 1987 330000.013113022 1988 280000.001192093 1989 280000.001192093 1990 419999.986886978 1991 600000.023841858 1992 1090000.0333786 1993 829999.983310699 1994 579999.983310699 1995 239999.994635582 1996 150000.005960464 1997 150000.005960464 1998 409999.99642372096 1999 419999.986886978 2000 449999.988079071 2001 529999.971389771 2002 479999.989271164 2003 579999.983310699 2004 419999.986886978 2005 280000.001192093 2006 200000.00298023198 2007 319999.99284744303 2008 319999.99284744303 2009 310000.002384186 2010 230000.004172325 2011 270000.010728836 2012 389999.98569488496 2013 349999.99403953605 2014 3920000.07629395 2015 2450000.04768372 2016 1370000.00476837 2017 409999.99642372096 2018 330000.013113022 2019 310000.002384186 2020 349999.99403953605 2021 490000.009536743 2022 810000.002384186