Year Dollars 1992-01-01 43875963 1997-01-01 54053453 2002-01-01 29672304 2003-01-01 47415992 2004-01-01 61736168 2005-01-01 46140636 2006-01-01 34777748 2007-01-01 31942784 2008-01-01 41111843 2009-01-01 21465994 2010-01-01 33970255 2011-01-01 16669148 2012-01-01 36582800 2013-01-01 25419047 2014-01-01 33540037 2015-01-01 58135839 2016-01-01 40830540