Year Dollars 1992-01-01 130306 1997-01-01 369549 2002-01-01 491864 2003-01-01 501405 2004-01-01 319011 2005-01-01 763907 2006-01-01 849824 2007-01-01 525768 2008-01-01 791100 2009-01-01 1206873 2010-01-01 1007270 2011-01-01 1618643 2012-01-01 1090842 2013-01-01 664690 2014-01-01 1250209 2015-01-01 274511 2016-01-01 452002