Year Dollars 1992-01-01 241329 1997-01-01 348904 2002-01-01 356423 2003-01-01 239598 2004-01-01 549508 2005-01-01 672937 2006-01-01 1272346 2007-01-01 1121419 2008-01-01 1488462 2009-01-01 548036 2010-01-01 719864 2011-01-01 508967 2012-01-01 675449 2013-01-01 606009 2014-01-01 598323 2015-01-01 720004 2016-01-01 633561