Year Dollars 1992-01-01 16609148 1997-01-01 39952729 2002-01-01 40777162 2003-01-01 42241310 2004-01-01 38607459 2005-01-01 41171106 2006-01-01 61616835 2007-01-01 71107219 2008-01-01 121794934 2009-01-01 113745797 2010-01-01 112951205 2011-01-01 111132142 2012-01-01 101933999 2013-01-01 142737647 2014-01-01 235499553 2015-01-01 193670104 2016-01-01 225574477