Year current US$ 1992 300000.011920929 1997 379999.99523162795 1998 100000.00149011599 1999 430000.00715255697 2000 209999.993443489 2001 19999.9995529652 2003 59999.9986588955 2004 50000.0007450581 2005 219999.998807907 2006 280000.008642673 2007 659999.996423721 2008 699999.988079071 2009 430000.0034272666 2010 549999.9970197676 2011 19999.9995529652 2012 19999.9995529652 2013 109999.999403954 2014 520000.0032782552 2015 590000.0184774401 2016 449999.98435378046 2017 629999.995231628 2018 499999.9999999994 2019 210000.0008940695 2020 390000.0099092726 2021 820000.0077486037 2022 12830000.052228523