Year Dollars 1992-01-01 1055887 1997-01-01 2073258 2002-01-01 2665183 2003-01-01 2136783 2004-01-01 3245084 2005-01-01 5506840 2006-01-01 5437028 2007-01-01 5335025 2008-01-01 8326636 2009-01-01 7798725 2010-01-01 9489823 2011-01-01 6898336 2012-01-01 4703859 2013-01-01 6243026 2014-01-01 4051249 2015-01-01 3896182 2016-01-01 3411635