Year Dollars 1992-01-01 934309 1997-01-01 6427728 2002-01-01 7611507 2003-01-01 10279798 2004-01-01 7654955 2005-01-01 12096093 2006-01-01 13100032 2007-01-01 26462876 2008-01-01 63702352 2009-01-01 25457230 2010-01-01 24300127 2011-01-01 23523240 2012-01-01 46718958 2013-01-01 42672491 2014-01-01 25455723 2015-01-01 32993978 2016-01-01 24766806