Year Dollars 1992-01-01 2109285 1997-01-01 970776 2002-01-01 1149884 2003-01-01 1011007 2004-01-01 1549812 2005-01-01 1642266 2006-01-01 1418985 2007-01-01 2178338 2008-01-01 1726486 2009-01-01 1791724 2010-01-01 1617520 2011-01-01 2123881 2012-01-01 1581751 2013-01-01 1325808 2014-01-01 1920175 2015-01-01 2803679 2016-01-01 4483895