Year Dollars 1992-01-01 213883 1997-01-01 359694 2002-01-01 59706 2003-01-01 140617 2004-01-01 84416 2005-01-01 99298 2006-01-01 391527 2008-01-01 642154 2009-01-01 617519 2014-01-01 1399058 2015-01-01 6588559