Year Dollars 1992-01-01 2861691 1997-01-01 8788656 2002-01-01 3817449 2003-01-01 3796982 2004-01-01 2205274 2005-01-01 2631075 2006-01-01 3006085 2007-01-01 3655662 2008-01-01 2923435 2009-01-01 2846279 2010-01-01 2433375 2011-01-01 5271319 2012-01-01 9531171 2013-01-01 13324398 2014-01-01 10091935 2015-01-01 5580425 2016-01-01 7569422