Year Dollars 1997-01-01 260197 2002-01-01 119385 2003-01-01 463070 2005-01-01 268089 2006-01-01 215123 2007-01-01 1736331 2008-01-01 277367 2013-01-01 1183028 2014-01-01 4195809 2015-01-01 688535 2016-01-01 1333620