Year Dollars 1992-01-01 155892214 1997-01-01 121189328 2002-01-01 119888827 2003-01-01 106125420 2004-01-01 49472910 2005-01-01 42469240 2006-01-01 46070898 2007-01-01 170669565 2008-01-01 43667502 2009-01-01 36606822 2010-01-01 34720534 2011-01-01 39666121 2012-01-01 45186165 2013-01-01 36625355 2014-01-01 34287479 2015-01-01 46938264 2016-01-01 48216754