Year Dollars 1992-01-01 18493 1997-01-01 231690 2002-01-01 51836 2003-01-01 18681 2005-01-01 126852 2006-01-01 584544 2007-01-01 299864 2008-01-01 417529 2009-01-01 225496 2010-01-01 123014 2011-01-01 166171 2012-01-01 79828 2013-01-01 305871 2014-01-01 547233 2015-01-01 256974 2016-01-01 719159