Year Dollars 2002-01-01 18827 2006-01-01 204135 2007-01-01 158061 2008-01-01 379887 2009-01-01 245586 2010-01-01 246633 2011-01-01 1011847 2012-01-01 693628 2013-01-01 581462 2014-01-01 452890 2015-01-01 449332 2016-01-01 699132