Year Dollars 1992-01-01 219020 2002-01-01 481515 2003-01-01 642578 2004-01-01 925597 2006-01-01 610663 2007-01-01 736202 2008-01-01 724073 2009-01-01 745450 2010-01-01 428202 2011-01-01 3838358 2012-01-01 2347212 2013-01-01 2157252 2014-01-01 4900154 2015-01-01 1598550 2016-01-01 1887409