Year Dollars 1992-01-01 596870 1997-01-01 2180603 2002-01-01 1161825 2003-01-01 1148445 2004-01-01 1574689 2005-01-01 2684631 2006-01-01 1949803 2007-01-01 3032243 2008-01-01 1756782 2009-01-01 873200 2010-01-01 1099148 2011-01-01 1218435 2012-01-01 1013283 2013-01-01 1431976 2014-01-01 539333 2015-01-01 979940 2016-01-01 810847