Year Dollars 1992-01-01 883646 2005-01-01 75970 2008-01-01 80781 2009-01-01 456935 2010-01-01 790882 2011-01-01 1047199 2012-01-01 1043218 2013-01-01 3491434 2014-01-01 1680187 2015-01-01 360406 2016-01-01 61284