Year Dollars 1992-01-01 1043556 1997-01-01 1259947 2002-01-01 1023187 2003-01-01 2170457 2004-01-01 4268500 2005-01-01 3248036 2006-01-01 12339851 2007-01-01 7527160 2008-01-01 5353669 2009-01-01 4146640 2010-01-01 2388688 2011-01-01 2812234 2012-01-01 1395645 2013-01-01 1230978 2014-01-01 2599885 2015-01-01 2945804 2016-01-01 1942521