Year Dollars 1992-01-01 1012186 1997-01-01 2181582 2002-01-01 1540762 2003-01-01 1390608 2004-01-01 1726404 2005-01-01 1863149 2006-01-01 2606640 2007-01-01 2821004 2008-01-01 6243395 2009-01-01 4663407 2010-01-01 15871713 2011-01-01 14073074 2012-01-01 8822450 2013-01-01 7124331 2014-01-01 14138303 2015-01-01 10429212 2016-01-01 11133334