Year Dollars 1992-01-01 1382118 1997-01-01 8767322 2002-01-01 1708407 2003-01-01 1144379 2004-01-01 2893364 2005-01-01 5484762 2006-01-01 1335447 2007-01-01 3640570 2008-01-01 2150223 2009-01-01 4825228 2010-01-01 1503876 2011-01-01 3054245 2012-01-01 4369409 2013-01-01 2285766 2014-01-01 1395393 2015-01-01 1749706 2016-01-01 1597875