Year Dollars 1992-01-01 243679 1997-01-01 3870623 2002-01-01 2614478 2003-01-01 2291231 2004-01-01 1868451 2005-01-01 2911286 2006-01-01 3011837 2007-01-01 3219793 2008-01-01 2926081 2009-01-01 2899621 2010-01-01 4023629 2011-01-01 4368419 2012-01-01 5883596 2013-01-01 8976478 2014-01-01 4721019 2015-01-01 4513683 2016-01-01 5835232