Year Dollars 1992-01-01 3784891 1997-01-01 18234141 2002-01-01 34862515 2003-01-01 43359480 2004-01-01 44246341 2005-01-01 93569082 2006-01-01 85637154 2007-01-01 124167985 2008-01-01 155085471 2009-01-01 79224889 2010-01-01 86445697 2011-01-01 157710812 2012-01-01 121654881 2013-01-01 104038730 2014-01-01 140560522 2015-01-01 111938707 2016-01-01 106863796