Year Dollars 1992-01-01 739670 1997-01-01 663989 2002-01-01 1014237 2003-01-01 2845376 2004-01-01 1212250 2005-01-01 795032 2006-01-01 4423981 2007-01-01 2273512 2009-01-01 4148244 2010-01-01 4429515 2011-01-01 15832964 2012-01-01 3310978 2013-01-01 2493317 2014-01-01 1763019 2015-01-01 2073837 2016-01-01 8554557