Year current US$ 1996 9999.99977648258 1997 259999.990463257 1998 980000.019073486 1999 230000.004172325 2000 460000.00834465 2001 270000.010728836 2002 310000.002384186 2003 1669999.95708466 2004 2089999.9141693101 2005 1590000.0333786 2006 2509999.99046326 2007 2940000.05722046 2008 2109999.89509583 2009 1799999.95231628 2010 1210000.03814697 2011 1700000.04768372 2012 1389999.98569489 2013 490000.009536743 2014 569999.992847443 2015 439999.997615814 2016 39999.9991059303 2017 50000.0007450581 2018 29999.999329447703 2019 19999.9995529652 2022 250000