Year Dollars 1992-01-01 220086574 1997-01-01 292160287 2002-01-01 249521303 2003-01-01 299972272 2004-01-01 337496367 2005-01-01 453874131 2006-01-01 300193825 2007-01-01 322105735 2008-01-01 311482865 2009-01-01 331739873 2010-01-01 389309578 2011-01-01 413012855 2012-01-01 440175482 2013-01-01 441014588 2014-01-01 406286128 2015-01-01 394481907 2016-01-01 346694085