Year Dollars 1992-01-01 24502842 1997-01-01 93926965 2002-01-01 19520569 2003-01-01 37372422 2004-01-01 47217301 2005-01-01 94284358 2006-01-01 107743397 2007-01-01 203939750 2008-01-01 50895650 2009-01-01 54753361 2010-01-01 61160387 2011-01-01 44993390 2012-01-01 69523914 2013-01-01 110491649 2014-01-01 69286164 2015-01-01 85086752 2016-01-01 269758344