Year Dollars 1992-01-01 732691 1997-01-01 1825277 2002-01-01 919037 2003-01-01 1132765 2004-01-01 1062679 2005-01-01 2289361 2006-01-01 2144201 2007-01-01 3102225 2008-01-01 5947607 2009-01-01 4136301 2010-01-01 2809594 2011-01-01 4363576 2012-01-01 2501533 2013-01-01 1608474 2014-01-01 1121062 2015-01-01 1307366 2016-01-01 2559884