Year Dollars 2004-01-01 383122 2005-01-01 2975307 2006-01-01 1508397 2007-01-01 13096128 2012-01-01 1842662 2013-01-01 3184759 2014-01-01 21430033 2015-01-01 18484051 2016-01-01 2899787