Year Dollars 1992-01-01 325789 1997-01-01 1479132 2002-01-01 1008762 2003-01-01 1498644 2004-01-01 2073613 2005-01-01 1524162 2006-01-01 3166675 2007-01-01 2940622 2008-01-01 3638719 2009-01-01 6644874 2010-01-01 3516101 2011-01-01 5114063 2012-01-01 6195292 2013-01-01 11135986 2014-01-01 8196725 2015-01-01 7486112 2016-01-01 7013202