Year Dollars 1992-01-01 2397216 2007-01-01 60600761 2008-01-01 22850821 2009-01-01 10861207 2010-01-01 14195427 2011-01-01 12041248 2012-01-01 10737282 2013-01-01 6590576 2014-01-01 11317282 2015-01-01 5395792 2016-01-01 4553502