Year Dollars 1992-01-01 109077644 1997-01-01 256361790 2002-01-01 365702480 2003-01-01 341527351 2004-01-01 423465505 2005-01-01 623954998 2006-01-01 989179723 2007-01-01 836514428 2008-01-01 712959742 2009-01-01 1269649902 2010-01-01 2184667026 2011-01-01 2377131174 2012-01-01 2416961584 2013-01-01 2582834888 2014-01-01 3516375608 2015-01-01 2643947406 2016-01-01 1733814013