Year Dollars 1992-01-01 2029014 1997-01-01 1697162 2002-01-01 2672119 2003-01-01 1785703 2004-01-01 2410600 2005-01-01 2155720 2006-01-01 1890503 2007-01-01 1639312 2008-01-01 2302607 2009-01-01 2551671 2010-01-01 2447063 2011-01-01 2588088 2012-01-01 8315224 2013-01-01 2092075 2014-01-01 1977973 2015-01-01 2432347 2016-01-01 4297855