Year Dollars 2002-01-01 23286 2005-01-01 183701 2006-01-01 38666 2007-01-01 388487 2008-01-01 123003 2009-01-01 230331 2010-01-01 258085 2011-01-01 182205 2012-01-01 953545 2014-01-01 520755 2015-01-01 118421 2016-01-01 85118