Year Dollars 1992-01-01 504460 1997-01-01 178726 2002-01-01 99338 2003-01-01 47053 2004-01-01 89496 2005-01-01 348407 2006-01-01 1056729 2007-01-01 1077215 2008-01-01 1052672 2009-01-01 1115521 2010-01-01 884050 2011-01-01 279325 2012-01-01 250863 2013-01-01 436670 2014-01-01 1109391 2015-01-01 1045278 2016-01-01 952989