Year Dollars 2004-01-01 234933 2005-01-01 82746 2007-01-01 313489 2008-01-01 324240 2009-01-01 261662 2010-01-01 467088 2011-01-01 598526 2012-01-01 400677 2013-01-01 88621 2015-01-01 1596201 2016-01-01 142766