Year Dollars 1992-01-01 155718267 1997-01-01 95648702 2002-01-01 116736160 2003-01-01 117006298 2004-01-01 133544615 2005-01-01 170650802 2006-01-01 196220027 2007-01-01 297490911 2008-01-01 279315014 2009-01-01 196826442 2010-01-01 229975398 2011-01-01 271173677 2012-01-01 294993447 2013-01-01 384275366 2014-01-01 344277644 2015-01-01 343681696 2016-01-01 352232162