Year Dollars 2004-01-01 19463 2005-01-01 38877 2006-01-01 56296 2007-01-01 65055 2008-01-01 151822 2009-01-01 836683 2010-01-01 247655 2011-01-01 183668 2012-01-01 908444 2013-01-01 675885 2014-01-01 320987 2015-01-01 257620 2016-01-01 460397