Year current US$ 1977 349999.99403953605 1980 1450000.04768372 1981 1159999.9666214 1982 579999.983310699 1983 1080000.04291534 1984 980000.019073486 1985 610000.014305115 1986 589999.973773956 1987 1779999.97138977 1988 1769999.98092651 1989 1090000.0333786 1990 1250000 1991 779999.971389771 1992 680000.007152557 1993 1590000.0333786 1994 2180000.0667572 1995 2390000.10490417 1996 2410000.08583069 1997 3089999.91416931 1998 2019999.9809265102 1999 2880000.1144409203 2000 1389999.98569489 2001 1590000.0333786 2002 6389999.8664856 2003 1559999.9427795399 2004 1539999.96185303 2005 1250000 2006 1269999.98092651 2007 1490000.0095367401 2008 1980000.01907349 2009 2150000.09536743 2010 2220000.02861023 2011 1840000.0333786 2012 2004669.90470886 2013 1897531.03256226 2014 1661913.63334656 2015 1367958.18805695 2016 736252.307891846 2017 955929.815769196 2018 1043190.00244141 2019 1706815.8388137799 2020 2570349.93171692 2021 1602596.75979614 2022 1890140.05661011