Year Dollars 1992-01-01 141123049 1997-01-01 119153054 2002-01-01 156818929 2003-01-01 148626377 2004-01-01 143767652 2005-01-01 139114131 2006-01-01 183899288 2007-01-01 200913605 2008-01-01 455853774 2009-01-01 206512965 2010-01-01 160229958 2011-01-01 207713548 2012-01-01 136285849 2013-01-01 174557674 2014-01-01 185784689 2015-01-01 233640094 2016-01-01 163570930