Year Dollars 2004-01-01 17891 2005-01-01 73500 2008-01-01 339722 2009-01-01 207334 2010-01-01 414423 2011-01-01 452309 2012-01-01 119732 2013-01-01 602224 2014-01-01 363103 2015-01-01 965025 2016-01-01 628147