Year	National Currency
1980-01-01	39272141155.6
1981-01-01	36207921111.0
1982-01-01	39074480047.5
1983-01-01	41568414695.0
1984-01-01	43539351291.0
1985-01-01	43693508041.0
1986-01-01	45497993178.0
1987-01-01	50796067464.0
1988-01-01	55220271590.0
1989-01-01	58169110509.0
1990-01-01	59847811305.0
1991-01-01	55041525421.0
1992-01-01	52843609562.0
1993-01-01	52214687855.0
1994-01-01	54207376631.0
1995-01-01	54829678110.0
1996-01-01	57002058802.0
1997-01-01	58143575342.0
1998-01-01	58947460230.0
1999-01-01	59449651849.0
2000-01-01	59859160268.0
2001-01-01	61291021117.0
2002-01-01	63676194868.0
2003-01-01	66914432346.0
2004-01-01	69137883372.0
2005-01-01	69868000000.0
2006-01-01	70570689968.0
2007-01-01	72459346581.0
2008-01-01	71944860252.0
2009-01-01	64237968541.0
2010-01-01	68788902757.0