Year Dollars 1992-01-01 9926151 1997-01-01 28478666 2002-01-01 37406802 2003-01-01 41479766 2004-01-01 44997513 2005-01-01 57968990 2006-01-01 59203057 2007-01-01 62290115 2008-01-01 65998631 2009-01-01 47868372 2010-01-01 51788955 2011-01-01 69814792 2012-01-01 75040704 2013-01-01 105240102 2014-01-01 115278233 2015-01-01 150612025 2016-01-01 124691403