Year Dollars 1992-01-01 15697 2002-01-01 32111 2003-01-01 22675 2004-01-01 42131 2005-01-01 80961 2007-01-01 307058 2008-01-01 276790 2009-01-01 370061 2010-01-01 156527 2011-01-01 715911 2012-01-01 295590 2013-01-01 262557 2014-01-01 485006 2015-01-01 1641758 2016-01-01 868565