Year current US$ 1981 109999.999403954 1982 800000.011920929 1984 340000.00357627904 1985 340000.00357627904 1986 3349999.90463257 1987 589999.973773956 1988 759999.990463257 1989 370000.00476837205 1990 2539999.96185303 1991 1100000.02384186 1992 1029999.97138977 1993 6260000.228881841 1994 3170000.07629395 1995 2329999.92370605 1996 2220000.02861023 1997 899999.976158142 1998 1379999.99523163 1999 79999.9982118607 2000 1230000.01907349 2001 1049999.95231628 2002 1289999.96185303 2003 1370000.00476837 2004 1460000.03814697 2005 1529999.97138977 2006 29999.999329447703 2007 3109999.89509583 2008 7219999.79019165 2009 419999.986886978 2010 3599999.90463257 2011 3539999.96185303 2012 3700000.04768372 2013 2720000.02861023 2014 2460000.03814697 2015 1529999.97138977 2016 2369999.8855590797 2017 2539999.96185303 2018 2859999.89509583 2019 2099999.90463257 2020 3039999.96185303 2021 3829999.92370605 2022 2150000.09536743