Year Dollars 1992-01-01 248479 1997-01-01 1300837 2002-01-01 752696 2003-01-01 821433 2004-01-01 910452 2005-01-01 1024823 2006-01-01 1166927 2007-01-01 1374424 2008-01-01 1385579 2009-01-01 553382 2010-01-01 939081 2011-01-01 1607460 2012-01-01 870648 2013-01-01 1034620 2014-01-01 1635669 2015-01-01 1555375 2016-01-01 5332362