Year Dollars 2002-01-01 413845 2004-01-01 300174 2005-01-01 299529 2006-01-01 1198640 2007-01-01 1998531 2008-01-01 1349319 2009-01-01 1980252 2010-01-01 2106036 2011-01-01 3312893 2012-01-01 2944519 2013-01-01 4239367 2014-01-01 4099841 2015-01-01 2820310 2016-01-01 1346714