Year National Currency 1995-01-01 39149351112.3 1996-01-01 39963320993.7 1997-01-01 42218858101.0 1998-01-01 44535703730.0 1999-01-01 47068887865.0 2000-01-01 49296052342.0 2001-01-01 50933201698.0 2002-01-01 51599666413.0 2003-01-01 51666971590.0 2004-01-01 53227852962.0 2005-01-01 54012682000.0 2006-01-01 55630281747.0 2007-01-01 57787793826.0 2008-01-01 58545836194.0 2009-01-01 57573754266.0 2010-01-01 58637746420.0