Year Dollars 1992-01-01 10990338 1997-01-01 23592916 2002-01-01 35517047 2003-01-01 36645130 2004-01-01 38292034 2005-01-01 34815135 2006-01-01 36292824 2007-01-01 47380354 2008-01-01 55913692 2009-01-01 40360449 2010-01-01 46116794 2011-01-01 45793344 2012-01-01 49466495 2013-01-01 56795812 2014-01-01 92308703 2015-01-01 70630032 2016-01-01 83748386