Year Dollars 1992-01-01 556277 2002-01-01 637045 2003-01-01 301168 2004-01-01 425316 2005-01-01 854152 2006-01-01 430366 2007-01-01 843512 2008-01-01 2063799 2009-01-01 1800454 2010-01-01 1654836 2011-01-01 1325647 2012-01-01 1182551 2013-01-01 957955 2014-01-01 1622056 2015-01-01 1337589 2016-01-01 1928039