Year Dollars 1992-01-01 595301 1997-01-01 188293 2002-01-01 84873 2003-01-01 108311 2004-01-01 270046 2005-01-01 490156 2007-01-01 223671 2008-01-01 162128 2009-01-01 760440 2010-01-01 459194 2011-01-01 173793 2012-01-01 293999 2013-01-01 156681 2015-01-01 426492 2016-01-01 243195