Year Dollars 1992-01-01 222758 1997-01-01 1262973 2003-01-01 660464 2004-01-01 1571911 2005-01-01 752137 2006-01-01 827461 2007-01-01 1658663 2008-01-01 5155288 2009-01-01 1508333 2010-01-01 1203011 2011-01-01 1453203 2012-01-01 1613464 2013-01-01 631662 2014-01-01 837545 2015-01-01 2482090 2016-01-01 1288200