Year Dollars 1992-01-01 350459 2002-01-01 470564 2003-01-01 754574 2004-01-01 319975 2005-01-01 597061 2006-01-01 432567 2007-01-01 1266040 2008-01-01 1245572 2009-01-01 1295460 2010-01-01 1714085 2011-01-01 2000132 2012-01-01 2580004 2013-01-01 2641690 2014-01-01 3284673 2015-01-01 2692671 2016-01-01 2491877