Year Dollars 1992-01-01 145276 1997-01-01 144388 2002-01-01 324285 2003-01-01 159769 2004-01-01 424747 2005-01-01 579134 2006-01-01 523211 2007-01-01 686062 2008-01-01 931581 2009-01-01 628628 2010-01-01 718639 2011-01-01 2354589 2012-01-01 1737010 2013-01-01 3125293 2014-01-01 1898605 2015-01-01 1779926 2016-01-01 1308655