Year current US$ 1972 9999.99977648258 1980 2210000.03814697 1981 2740000.00953674 1982 1620000.00476837 1983 1179999.94754791 1984 4079999.92370605 1985 1649999.97615814 1986 6019999.98092651 1987 10949999.8092651 1988 9600000.38146973 1989 10899999.6185303 1990 9979999.54223633 1991 12109999.6566772 1992 12659999.8474121 1993 8210000.038146971 1994 7420000.07629395 1995 4139999.8664856004 1996 1009999.99046326 1999 1059999.9427795399 2000 239999.994635582 2001 289999.99165535 2002 90000.0035762787 2003 90000.0035762787 2004 400000.00596046395 2005 490000.009536743 2006 15420000.076293899 2007 8520000.45776367 2008 23340000.1525879 2009 20420000.0762939 2010 39060001.373291 2011 21200000.762939498 2012 26059999.4659424 2013 30700000.762939498 2014 9039999.96185303 2015 2549999.95231628 2016 3640000.10490417 2017 2579999.92370605 2018 9859999.65667725 2019 11600000.3814697 2020 5659999.84741211 2021 11180000.3051758 2022 15140000.3433228