Year Dollars 1992-01-01 985799 1997-01-01 2206575 2002-01-01 3586896 2003-01-01 4674457 2004-01-01 6993979 2005-01-01 9031335 2006-01-01 9783813 2007-01-01 6268088 2008-01-01 7739727 2009-01-01 7212288 2010-01-01 8397522 2011-01-01 8474576 2012-01-01 8506889 2013-01-01 9999213 2014-01-01 9020145 2015-01-01 9676857 2016-01-01 8117216