Year Dollars 1992-01-01 12420204 1997-01-01 31627170 2002-01-01 29264293 2003-01-01 40871501 2004-01-01 36721371 2005-01-01 39887724 2006-01-01 44774441 2007-01-01 46284984 2008-01-01 57611662 2009-01-01 46910559 2010-01-01 50324856 2011-01-01 60578076 2012-01-01 57330470 2013-01-01 84288247 2014-01-01 68588420 2015-01-01 60252981 2016-01-01 66494077