Year Dollars 2002-01-01 45734 2006-01-01 4542243 2007-01-01 3496394 2008-01-01 12519509 2009-01-01 27584888 2010-01-01 5477228 2011-01-01 20886679 2012-01-01 54497651 2013-01-01 33896614 2014-01-01 25852546 2015-01-01 2644462 2016-01-01 3400715