Year Dollars 1992-01-01 557769 1997-01-01 1270077 2002-01-01 288640 2003-01-01 403269 2004-01-01 1007033 2005-01-01 843447 2006-01-01 739463 2007-01-01 2749272 2008-01-01 1664566 2009-01-01 1047639 2010-01-01 1762223 2011-01-01 1318108 2012-01-01 905194 2013-01-01 2126869 2014-01-01 2494873 2015-01-01 221149