Year Dollars 1997-01-01 371378 2003-01-01 1181261 2004-01-01 719175 2005-01-01 909376 2006-01-01 293095 2007-01-01 701066 2008-01-01 920815 2010-01-01 2077440 2011-01-01 1336192 2012-01-01 2860344 2013-01-01 4760425 2014-01-01 2604222 2015-01-01 2051524 2016-01-01 984753