Year Dollars 1992-01-01 339836 1997-01-01 701391 2002-01-01 488234 2003-01-01 969173 2004-01-01 843106 2005-01-01 1675230 2006-01-01 1919799 2007-01-01 1418804 2008-01-01 2190033 2009-01-01 2241265 2010-01-01 3194585 2011-01-01 3440999 2012-01-01 3084110 2013-01-01 2951656 2014-01-01 3819057 2015-01-01 3748827 2016-01-01 5060489