Year Dollars 1992-01-01 1187079 1997-01-01 2772498 2002-01-01 284088 2003-01-01 790321 2004-01-01 598935 2005-01-01 263838 2006-01-01 545068 2007-01-01 644399 2008-01-01 4931062 2009-01-01 421192 2010-01-01 2882235 2011-01-01 566065 2012-01-01 9470956 2013-01-01 7777442 2014-01-01 3380880 2015-01-01 620441 2016-01-01 719241