Year Dollars 1992-01-01 1045287 1997-01-01 8241334 2002-01-01 3149688 2003-01-01 3886765 2004-01-01 3681291 2005-01-01 4168907 2006-01-01 2408410 2007-01-01 5179605 2008-01-01 3553458 2009-01-01 4065072 2010-01-01 4767910 2011-01-01 3839537 2012-01-01 5293202 2013-01-01 6352117 2014-01-01 7388610 2015-01-01 9046365 2016-01-01 5117045