Year Dollars 1997-01-01 2509105 2002-01-01 580302 2003-01-01 1666282 2004-01-01 4487194 2005-01-01 1810602 2006-01-01 2250064 2007-01-01 5573229 2008-01-01 9974670 2009-01-01 3438307 2010-01-01 4158074 2011-01-01 10086553 2012-01-01 8696151 2013-01-01 2047419 2014-01-01 3935582 2015-01-01 2800031 2016-01-01 2196013