Year Dollars 1992-01-01 559574 1997-01-01 3026270 2002-01-01 1427061 2003-01-01 2552380 2004-01-01 2172049 2005-01-01 1890891 2006-01-01 3269486 2007-01-01 1988157 2008-01-01 2359736 2009-01-01 5107659 2010-01-01 4683224 2011-01-01 5642437 2012-01-01 5038665 2013-01-01 6350701 2014-01-01 9884342 2015-01-01 9556410 2016-01-01 8411589