Year Dollars 1992-01-01 123020 1997-01-01 967587 2002-01-01 3234164 2003-01-01 4172221 2004-01-01 4266722 2005-01-01 8586283 2006-01-01 7705836 2007-01-01 5288046 2008-01-01 6295369 2009-01-01 4473977 2010-01-01 6279059 2011-01-01 11208438 2012-01-01 13728636 2013-01-01 10041778 2014-01-01 7184197 2015-01-01 8717099 2016-01-01 12037695