Year Dollars 1997-01-01 246434 2002-01-01 1175808 2003-01-01 210144 2005-01-01 767765 2006-01-01 762093 2007-01-01 202285 2008-01-01 499147 2011-01-01 234942 2012-01-01 339043 2013-01-01 117210 2014-01-01 478744 2015-01-01 113830 2016-01-01 154492