Year National Currency 1995-01-01 7096408692.1 1996-01-01 7907399880.2 1997-01-01 8720452147.7 1998-01-01 9462402753.5 1999-01-01 10415654857.0 2000-01-01 11664665375.4 2001-01-01 13094969403.2 2002-01-01 14390403953.3 2003-01-01 15467725533.6 2004-01-01 16723529800.5 2005-01-01 17648911272.6 2006-01-01 18882498239.7 2007-01-01 20714167219.4 2008-01-01 22779597351.0 2009-01-01 22779206780.2 2010-01-01 23161520850.0