Year Dollars 1992-01-01 8599825 2005-01-01 32410318 2006-01-01 36651763 2008-01-01 75000299 2009-01-01 72757750 2010-01-01 93391918 2011-01-01 65986003 2012-01-01 73771632 2013-01-01 74271670 2014-01-01 44038012 2015-01-01 34779437 2016-01-01 57541064