Year Dollars 1997-01-01 178262 2003-01-01 639717 2004-01-01 794973 2005-01-01 918327 2006-01-01 319175 2007-01-01 584528 2008-01-01 1496999 2011-01-01 320367 2012-01-01 2089724 2013-01-01 2090456 2014-01-01 1221697 2015-01-01 1583461 2016-01-01 5079342