Year Dollars 1992-01-01 255984 1997-01-01 88251 2002-01-01 449119 2004-01-01 517469 2005-01-01 347150 2006-01-01 217728 2007-01-01 3133684 2008-01-01 2058072 2009-01-01 2730589 2010-01-01 987895 2011-01-01 1118255 2012-01-01 1012424 2013-01-01 1136248 2014-01-01 556215 2015-01-01 273962 2016-01-01 173877