Year Dollars 1992-01-01 257501 1997-01-01 335204 2002-01-01 618491 2003-01-01 874887 2004-01-01 832138 2005-01-01 757318 2006-01-01 1091588 2007-01-01 1091645 2008-01-01 745029 2009-01-01 1287233 2010-01-01 716825 2011-01-01 2435575 2012-01-01 1186660 2013-01-01 1020357 2014-01-01 1705235 2015-01-01 1631579 2016-01-01 993303