Year Dollars 1997-01-01 440764 2002-01-01 204849 2003-01-01 224547 2004-01-01 539274 2005-01-01 299233 2006-01-01 539345 2007-01-01 2239679 2008-01-01 2563076 2009-01-01 5078104 2010-01-01 6815144 2011-01-01 9336664 2012-01-01 5733235 2013-01-01 5068655 2014-01-01 9168524 2015-01-01 6713204 2016-01-01 4012658