Year Dollars 2005-01-01 1464808 2006-01-01 2189267 2007-01-01 3340350 2008-01-01 6587764 2009-01-01 9803260 2010-01-01 19143566 2011-01-01 4385000 2012-01-01 50502694 2013-01-01 55636932 2014-01-01 15772103 2015-01-01 24565477 2016-01-01 5738898