Year Dollars 2002-01-01 622514 2004-01-01 1501164 2005-01-01 3250701 2006-01-01 569834 2007-01-01 828082 2008-01-01 3551787 2009-01-01 1481362 2010-01-01 2931217 2011-01-01 1897358 2012-01-01 1793789 2013-01-01 4335774 2014-01-01 1981174 2016-01-01 5763871