Year Dollars 1992-01-01 69570 1997-01-01 839737 2002-01-01 307813 2003-01-01 557683 2004-01-01 1093273 2005-01-01 364148 2006-01-01 249305 2007-01-01 2700204 2008-01-01 2188172 2009-01-01 359721 2010-01-01 144432 2012-01-01 3738375 2013-01-01 855311 2014-01-01 2267120 2015-01-01 148441