Year Dollars 1997-01-01 163173 2002-01-01 656094 2003-01-01 550033 2004-01-01 1185240 2005-01-01 974603 2006-01-01 759386 2007-01-01 1253767 2008-01-01 859671 2009-01-01 626894 2010-01-01 292715 2011-01-01 1404588 2012-01-01 1214420 2013-01-01 1066263 2014-01-01 1534336 2015-01-01 1662445 2016-01-01 2184508