Year current US$ 1974 9999.99977648258 1983 9999.99977648258 1984 9999.99977648258 1985 9999.99977648258 1986 19999.9995529652 1987 29999.999329447703 1988 19999.9995529652 1989 9999.99977648258 1990 19999.9995529652 1991 19999.9995529652 1992 70000.0002980232 1993 29999.999329447703 1994 140000.000596046 1995 469999.998807907 1996 759999.990463257 1997 899999.976158142 1998 839999.973773956 1999 1240000.0095367401 2000 899999.976158142 2001 1480000.01907349 2002 1649999.97615814 2003 1039999.96185303 2004 1149999.97615814 2005 1340000.0333786 2006 1559999.9427795399 2007 1440000.0572204601 2008 2019999.9809265102 2009 1259999.9904632599 2010 819999.992847443 2011 850000.023841858 2012 980000.019073486 2013 529999.971389771 2014 550000.011920929 2015 280000.001192093 2016 400000.00596046395 2017 230000.004172325 2018 419999.986886978 2019 439999.997615814 2020 639999.985694885 2021 469999.998807907 2022 899999.976158142