Year Dollars 1992-01-01 46320 1997-01-01 14551 2003-01-01 117258 2004-01-01 78115 2005-01-01 158074 2008-01-01 194729 2009-01-01 307954 2011-01-01 25147 2012-01-01 47166 2013-01-01 49525 2014-01-01 203215 2015-01-01 96152 2016-01-01 253495