Year Dollars 2003-01-01 5694579 2004-01-01 7915599 2005-01-01 9554164 2006-01-01 18717796 2007-01-01 28150403 2008-01-01 56797971 2009-01-01 42948207 2011-01-01 33756892 2012-01-01 27429791 2013-01-01 11258195 2014-01-01 10532400 2016-01-01 4877484