Year Dollars 1992-01-01 42001815 1997-01-01 45931914 2002-01-01 90669379 2003-01-01 153851312 2004-01-01 148235405 2005-01-01 170004441 2006-01-01 166441058 2007-01-01 123170386 2008-01-01 130874225 2009-01-01 114016602 2010-01-01 154577675 2011-01-01 184152890 2012-01-01 212733917 2013-01-01 276307531 2014-01-01 198571254 2015-01-01 933483766 2016-01-01 513850151