Year Dollars 1992-01-01 94600867 1997-01-01 123848774 2002-01-01 134099733 2003-01-01 189917649 2004-01-01 163897891 2005-01-01 166060625 2006-01-01 176359260 2007-01-01 185666722 2008-01-01 157015474 2009-01-01 153659174 2010-01-01 268973995 2011-01-01 239297040 2012-01-01 215580563 2013-01-01 197602453 2014-01-01 307107687 2015-01-01 203097166 2016-01-01 172035756