Year Dollars 1992-01-01 53765 1997-01-01 117489 2002-01-01 86416 2003-01-01 136211 2004-01-01 67023 2005-01-01 67569 2006-01-01 375809 2008-01-01 548098 2009-01-01 302266 2010-01-01 219160 2011-01-01 401354 2012-01-01 504751 2013-01-01 2476902 2014-01-01 1691807 2015-01-01 477516 2016-01-01 1072551