Year Dollars 1992-01-01 25253 2005-01-01 31978 2006-01-01 83653 2007-01-01 72115 2008-01-01 347891 2009-01-01 1489540 2010-01-01 378308 2011-01-01 528579 2012-01-01 291712 2014-01-01 1111888 2015-01-01 517000 2016-01-01 811956