Year Dollars 1992-01-01 68481 1997-01-01 38779 2003-01-01 461801 2004-01-01 439890 2005-01-01 966046 2007-01-01 1233907 2008-01-01 1234512 2010-01-01 1297469 2011-01-01 1370067 2012-01-01 1189634 2013-01-01 549445 2014-01-01 222266 2015-01-01 470320 2016-01-01 338452