Year Dollars 1992-01-01 66462 1997-01-01 363827 2002-01-01 955725 2004-01-01 286642 2005-01-01 536808 2006-01-01 316617 2007-01-01 3759395 2008-01-01 3637147 2009-01-01 1249813 2010-01-01 2402551 2011-01-01 485663 2012-01-01 597376 2013-01-01 1234625 2014-01-01 1014899 2015-01-01 1145709 2016-01-01 406788