Year Dollars 1992-01-01 119730 1997-01-01 386434 2002-01-01 475755 2003-01-01 622125 2004-01-01 558254 2005-01-01 507029 2007-01-01 708024 2008-01-01 1482623 2009-01-01 859576 2010-01-01 793107 2011-01-01 1223251 2012-01-01 979893 2013-01-01 1089938 2014-01-01 1800710 2015-01-01 1351765 2016-01-01 1471349