Year Dollars 1992-01-01 7254755 1997-01-01 11939685 2002-01-01 29763412 2003-01-01 18708707 2004-01-01 23511918 2005-01-01 28021945 2006-01-01 202387674 2007-01-01 68114639 2008-01-01 127000891 2009-01-01 152029909 2010-01-01 289116114 2011-01-01 107637680 2012-01-01 85616430 2013-01-01 69761920 2014-01-01 65212187 2015-01-01 67932803 2016-01-01 60191812