Year Dollars 1992-01-01 110133 2002-01-01 235882 2004-01-01 54241 2005-01-01 848483 2006-01-01 514105 2007-01-01 65171 2008-01-01 84728 2009-01-01 157955 2010-01-01 218986 2011-01-01 347706 2012-01-01 211979 2013-01-01 146519 2014-01-01 449899 2015-01-01 678847 2016-01-01 1817231