Year Dollars 1997-01-01 15186 2002-01-01 44149 2003-01-01 19541 2004-01-01 60820 2005-01-01 108328 2008-01-01 42156 2009-01-01 23503 2010-01-01 61840 2011-01-01 117944 2012-01-01 54567 2013-01-01 91485 2014-01-01 226776 2016-01-01 14252