Year Dollars 1992-01-01 134873 1997-01-01 60405 2003-01-01 465748 2004-01-01 167925 2005-01-01 181896 2006-01-01 325837 2007-01-01 161897 2008-01-01 221334 2010-01-01 159768 2011-01-01 242443 2012-01-01 177880 2013-01-01 353542 2014-01-01 286873 2015-01-01 417614 2016-01-01 372129