Year Dollars 2002-01-01 112145 2003-01-01 73893 2004-01-01 75847 2005-01-01 247846 2006-01-01 223176 2007-01-01 761562 2008-01-01 202968 2009-01-01 274362 2010-01-01 832574 2011-01-01 214026 2012-01-01 652430 2014-01-01 323122 2015-01-01 254132 2016-01-01 265368