Year Dollars 1992-01-01 1416455 1997-01-01 1592991 2002-01-01 3034919 2003-01-01 3973113 2004-01-01 1691437 2005-01-01 1718029 2006-01-01 1497083 2007-01-01 2750637 2008-01-01 3204873 2009-01-01 2485432 2010-01-01 1596727 2011-01-01 1668319 2012-01-01 1293747 2013-01-01 1130422 2014-01-01 1097127 2015-01-01 1402666 2016-01-01 1100829