Year Dollars 1992-01-01 155467 1997-01-01 234695 2002-01-01 465401 2003-01-01 1882422 2004-01-01 1285864 2005-01-01 1154133 2006-01-01 1441512 2007-01-01 1586226 2008-01-01 3504390 2009-01-01 1969643 2010-01-01 2304403 2011-01-01 2497507 2012-01-01 2056248 2013-01-01 1635352 2014-01-01 2603374 2015-01-01 1431974 2016-01-01 1036172