Year Dollars 1992-01-01 133498 1997-01-01 1173855 2002-01-01 701909 2003-01-01 129791 2004-01-01 631925 2006-01-01 3180296 2007-01-01 670325 2008-01-01 3157699 2009-01-01 4029591 2010-01-01 1411421 2011-01-01 1569535 2012-01-01 1698532 2013-01-01 1726832 2014-01-01 2429936 2015-01-01 1826701 2016-01-01 1733267