Year current US$ 1993 109999.999403954 1994 100000.00149011599 1995 129999.995231628 1996 90000.0035762787 1997 90000.0035762787 2000 29999.999329447703 2001 19999.9995529652 2002 150000.005960464 2003 79999.9982118607 2004 79999.9982118607 2005 19999.9995529652 2006 50000.0007450581 2007 519999.980926514 2008 310000.002384186 2009 560000.002384186 2010 509999.99046325695 2011 7610000.1335144 2012 4010000.2288818406 2013 519999.980926514 2014 500000 2015 449999.988079071 2016 9369999.88555908 2017 19559999.4659424 2018 5170000.07629395 2019 3279999.97138977 2020 5269999.98092651 2021 4050000.1907348596 2022 10130000.1144409