Year Dollars 1992-01-01 858119 2002-01-01 4682050 2003-01-01 14816821 2004-01-01 21914907 2005-01-01 14477167 2006-01-01 17272104 2007-01-01 17989631 2008-01-01 37384875 2009-01-01 21203220 2010-01-01 23978774 2011-01-01 81401421 2012-01-01 136319544 2013-01-01 88201381 2014-01-01 55030509 2015-01-01 52912958 2016-01-01 33220841