Year Dollars 1997-01-01 84324 2002-01-01 94894 2003-01-01 163473 2004-01-01 455487 2005-01-01 229422 2006-01-01 534305 2007-01-01 374299 2009-01-01 392332 2010-01-01 456445 2011-01-01 511452 2012-01-01 612505 2013-01-01 511614 2014-01-01 1131821 2015-01-01 742279 2016-01-01 1055112