Year Dollars 2002-01-01 179927 2003-01-01 206425 2004-01-01 3634740 2005-01-01 1863575 2007-01-01 4020346 2008-01-01 10216165 2009-01-01 1662749 2010-01-01 5884940 2011-01-01 13948403 2012-01-01 20042582 2013-01-01 10371821 2014-01-01 7948053 2015-01-01 14055054 2016-01-01 4146621