Year Dollars 1992-01-01 706657 1997-01-01 938845 2002-01-01 1397415 2003-01-01 3589566 2004-01-01 3848084 2005-01-01 4039428 2006-01-01 1988677 2007-01-01 4577057 2008-01-01 8784192 2009-01-01 3364211 2010-01-01 2686435 2011-01-01 2292417 2012-01-01 2311875 2013-01-01 4989873 2014-01-01 4623825 2015-01-01 2625654 2016-01-01 2666279