Year Dollars 1992-01-01 113508 2002-01-01 2230460 2003-01-01 3087178 2004-01-01 1505033 2005-01-01 470428 2006-01-01 483841 2007-01-01 586061 2008-01-01 539307 2009-01-01 345857 2010-01-01 350330 2011-01-01 209700 2012-01-01 290269 2014-01-01 77185 2015-01-01 58568