Year Dollars 1992-01-01 102709 1997-01-01 20267 2002-01-01 314445 2003-01-01 502333 2004-01-01 705459 2005-01-01 514903 2006-01-01 447644 2007-01-01 494934 2009-01-01 595460 2015-01-01 185502 2016-01-01 101972