Year Dollars 1992-01-01 43612278 1997-01-01 54712859 2002-01-01 163605177 2003-01-01 47395176 2004-01-01 52162458 2005-01-01 37420178 2006-01-01 108290604 2007-01-01 87232652 2008-01-01 71448094 2009-01-01 74113942 2010-01-01 36343683 2011-01-01 19864033 2012-01-01 23711544 2013-01-01 40028994 2014-01-01 96847978 2015-01-01 197130933 2016-01-01 295252403