Year Dollars 1992-01-01 464878 1997-01-01 296086 2003-01-01 85313 2005-01-01 193980 2006-01-01 90660 2007-01-01 89948 2011-01-01 27815 2012-01-01 61792 2013-01-01 573459 2014-01-01 228939 2015-01-01 405362 2016-01-01 61061