Year Dollars 1992-01-01 833103 1997-01-01 1007276 2002-01-01 268510 2003-01-01 611221 2004-01-01 580164 2005-01-01 401231 2006-01-01 1274271 2007-01-01 310914 2008-01-01 712488 2009-01-01 474225 2010-01-01 936644 2011-01-01 313503 2012-01-01 444934 2013-01-01 192441 2014-01-01 276899 2015-01-01 277690 2016-01-01 373031