Year Dollars 1992-01-01 89757778 1997-01-01 161120921 2002-01-01 226819299 2003-01-01 218333974 2004-01-01 207200888 2005-01-01 262032935 2006-01-01 286455522 2007-01-01 323004200 2008-01-01 296868862 2009-01-01 284736656 2010-01-01 296263465 2011-01-01 307045805 2012-01-01 265453955 2013-01-01 269062007 2014-01-01 296124430 2015-01-01 304183878 2016-01-01 230717185