Year Dollars 1997-01-01 27047 2002-01-01 212130 2003-01-01 168523 2004-01-01 110437 2005-01-01 779493 2007-01-01 1022002 2008-01-01 169216 2009-01-01 218280 2011-01-01 2942143 2013-01-01 587245 2015-01-01 189034 2016-01-01 298037