Year Dollars 1992-01-01 23448 1997-01-01 267036 2002-01-01 316428 2003-01-01 343269 2004-01-01 551879 2005-01-01 1627946 2006-01-01 1121098 2007-01-01 1287998 2008-01-01 973903 2009-01-01 296998 2010-01-01 227385 2011-01-01 395443 2012-01-01 431312 2013-01-01 409850 2014-01-01 734546 2015-01-01 1336594 2016-01-01 368099