Year Dollars 1997-01-01 14767 2002-01-01 663187 2003-01-01 120197 2004-01-01 377911 2005-01-01 524099 2008-01-01 742284 2009-01-01 1565944 2010-01-01 552374 2011-01-01 1678134 2012-01-01 2106800 2013-01-01 5422841 2014-01-01 4164493 2015-01-01 3146813 2016-01-01 2074848