Year Dollars 1992-01-01 227685 1997-01-01 786660 2002-01-01 811855 2003-01-01 269728 2004-01-01 789127 2005-01-01 1600925 2006-01-01 2319866 2007-01-01 1665737 2008-01-01 3036687 2009-01-01 2435848 2010-01-01 3032343 2011-01-01 3100093 2012-01-01 3931091 2013-01-01 2872416 2014-01-01 8389007 2015-01-01 3383998 2016-01-01 25791236