Year Dollars 1992-01-01 151605 1997-01-01 226663 2003-01-01 46522 2004-01-01 261242 2005-01-01 112450 2006-01-01 72205 2007-01-01 435452 2008-01-01 335984 2009-01-01 783733 2010-01-01 1229011 2011-01-01 874228 2012-01-01 1215975 2013-01-01 1370341 2014-01-01 1331968 2015-01-01 2140157 2016-01-01 5551434