Year Dollars 1997-01-01 285657 2002-01-01 177778 2003-01-01 97126 2005-01-01 363854 2006-01-01 133395 2008-01-01 59450 2009-01-01 146315 2010-01-01 825894 2011-01-01 806727 2012-01-01 327398 2013-01-01 873708 2014-01-01 491703 2015-01-01 244051 2016-01-01 304478