Year Dollars 2006-01-01 52595 2007-01-01 166685 2008-01-01 2075903 2009-01-01 2001594 2010-01-01 1485585 2011-01-01 242502 2012-01-01 711328 2013-01-01 971074 2014-01-01 3448306 2015-01-01 266493 2016-01-01 97558