Year Dollars 1992-01-01 20872086 2002-01-01 631879 2003-01-01 352206 2004-01-01 3135735 2005-01-01 3411768 2006-01-01 17110401 2007-01-01 23353994 2008-01-01 11884066 2009-01-01 37934890 2010-01-01 35116392 2011-01-01 50491511 2012-01-01 57799298 2013-01-01 77798213 2014-01-01 78823593 2015-01-01 58713977 2016-01-01 31378365