Year Dollars 1992-01-01 728018 1997-01-01 121951 2002-01-01 241322 2003-01-01 253349 2004-01-01 211287 2005-01-01 3511777 2006-01-01 2847507 2007-01-01 4630005 2012-01-01 11120355 2013-01-01 9439628 2014-01-01 11434982 2015-01-01 6471998 2016-01-01 1852510