Year Dollars 1992-01-01 30679354 1997-01-01 39675787 2002-01-01 66315658 2003-01-01 84645711 2004-01-01 135793381 2005-01-01 145351565 2006-01-01 138530944 2007-01-01 192079938 2008-01-01 233331161 2009-01-01 165507027 2010-01-01 167630026 2011-01-01 197928923 2012-01-01 155833554 2013-01-01 155035171 2014-01-01 113240248 2015-01-01 141764349 2016-01-01 148061238