Year Dollars 2006-01-01 3404612 2007-01-01 10675448 2008-01-01 16367900 2009-01-01 8962396 2010-01-01 2114905 2011-01-01 646549 2012-01-01 2836934 2013-01-01 3768575 2014-01-01 4518458 2015-01-01 1731236 2016-01-01 1054799