Year Dollars 1992-01-01 41459506 1997-01-01 25720620 2002-01-01 30259920 2003-01-01 37211604 2004-01-01 65037983 2005-01-01 71740839 2006-01-01 52337228 2007-01-01 67136237 2008-01-01 63947200 2009-01-01 42277972 2010-01-01 264900817 2011-01-01 117209933 2012-01-01 45290873 2013-01-01 66640492 2014-01-01 39787181 2015-01-01 53721350 2016-01-01 42672305