Year Dollars 1992-01-01 867542 1997-01-01 884015 2002-01-01 172584 2003-01-01 315501 2004-01-01 623767 2005-01-01 2014636 2006-01-01 947850 2007-01-01 941591 2008-01-01 532616 2009-01-01 1642502 2010-01-01 9830087 2011-01-01 1680634 2012-01-01 1250411 2013-01-01 782544 2014-01-01 1247083 2015-01-01 1262159 2016-01-01 1235300