Year current US$ 1969 330000.013113022 1970 349999.99403953605 1971 340000.00357627904 1972 400000.00596046395 1973 519999.980926514 1974 409999.99642372096 1975 330000.013113022 1976 310000.002384186 1977 479999.989271164 1978 1110000.01430511 1979 829999.983310699 1980 449999.988079071 1981 1039999.96185303 1982 1200000.04768372 1983 1460000.03814697 1984 1409999.9666214 1985 2109999.89509583 1986 1980000.01907349 1987 1830000.04291534 1988 1580000.04291534 1989 1620000.00476837 1990 2319999.9332428 1991 2579999.92370605 1992 1559999.9427795399 1993 2250000 1994 3130000.1144409203 1995 4199999.80926514 1996 2440000.05722046 1997 2880000.1144409203 1998 1929999.94754791 1999 3150000.09536743 2000 3019999.98092651 2001 2170000.07629395 2002 3359999.89509583 2003 3849999.90463257 2004 2549999.95231628 2005 3460000.03814697 2006 2470000.02861023 2007 2950000.04768372 2008 1070000.05245209