Year Dollars 1992-01-01 93909 1997-01-01 191110 2002-01-01 294827 2003-01-01 333254 2004-01-01 456078 2005-01-01 1239222 2006-01-01 1080685 2007-01-01 914011 2008-01-01 569209 2009-01-01 284377 2010-01-01 514420 2011-01-01 403269 2012-01-01 257810 2013-01-01 597703 2014-01-01 451222 2015-01-01 261137 2016-01-01 481307