Year Dollars 1992-01-01 42490 1997-01-01 445188 2002-01-01 455970 2003-01-01 334106 2004-01-01 400803 2005-01-01 162770 2006-01-01 278199 2007-01-01 596983 2008-01-01 914678 2009-01-01 454939 2010-01-01 401894 2011-01-01 3373290 2013-01-01 78911 2016-01-01 903618