Year Dollars 1992-01-01 2255612 1997-01-01 2119870 2002-01-01 1025714 2003-01-01 1383154 2004-01-01 1655331 2005-01-01 2228339 2006-01-01 5049999 2007-01-01 8191713 2008-01-01 8211143 2009-01-01 8242408 2010-01-01 4520926 2011-01-01 4546839 2012-01-01 3602737 2013-01-01 4129061 2014-01-01 6065875 2015-01-01 5132821 2016-01-01 4079773