Year Dollars 1992-01-01 294614 1997-01-01 163691 2003-01-01 364263 2004-01-01 433871 2005-01-01 540831 2006-01-01 317562 2007-01-01 325620 2008-01-01 1100225 2009-01-01 2736120 2010-01-01 2321909 2011-01-01 1426865 2012-01-01 2076944 2013-01-01 1822736 2014-01-01 1319952 2015-01-01 676216 2016-01-01 1764959