Year Dollars 1997-01-01 676987 2002-01-01 815275 2003-01-01 861289 2004-01-01 3728819 2005-01-01 2274471 2006-01-01 2545296 2007-01-01 1457521 2008-01-01 250703 2009-01-01 237821 2010-01-01 110976 2011-01-01 298280 2012-01-01 626631 2016-01-01 511325