Year Dollars 1992-01-01 70831 1997-01-01 92573 2002-01-01 137875 2003-01-01 390630 2004-01-01 592930 2005-01-01 476098 2006-01-01 275150 2007-01-01 5648986 2008-01-01 3077550 2009-01-01 1349506 2010-01-01 622216 2011-01-01 1608744 2012-01-01 671372 2013-01-01 539038 2015-01-01 2256223 2016-01-01 469745