Year Dollars 1997-01-01 1373115 2003-01-01 365210 2004-01-01 44784 2005-01-01 131966 2007-01-01 905943 2008-01-01 269693 2009-01-01 250454 2010-01-01 194428 2011-01-01 752253 2012-01-01 1080220 2013-01-01 1112713 2014-01-01 506721 2015-01-01 414259 2016-01-01 219243