Year Dollars 1997-01-01 81791 2002-01-01 596329 2003-01-01 638001 2004-01-01 1365965 2005-01-01 906736 2006-01-01 131859 2007-01-01 1055932 2008-01-01 91553 2009-01-01 321143 2011-01-01 2826908 2012-01-01 879953 2013-01-01 1034808 2014-01-01 989165 2015-01-01 694477 2016-01-01 765098