Year Dollars 1992-01-01 1041547 1997-01-01 733725 2002-01-01 956814 2003-01-01 1564603 2004-01-01 2539094 2005-01-01 1469184 2006-01-01 1641495 2007-01-01 1963704 2008-01-01 1815336 2009-01-01 1288834 2010-01-01 1279109 2011-01-01 814155 2012-01-01 1429707 2013-01-01 1607928 2014-01-01 2368957 2015-01-01 1383602 2016-01-01 4572557