Year	National Currency
1980-01-01	291620395000000
1981-01-01	300574810000000
1982-01-01	307110342000000
1983-01-01	313803436000000
1984-01-01	324528034000000
1985-01-01	341933641000000
1986-01-01	350716591000000
1987-01-01	366383185000000
1988-01-01	389285433000000
1989-01-01	408763813000000
1990-01-01	430518960000000
1991-01-01	446811250000000
1992-01-01	451396000000000
1993-01-01	452742850000000
1994-01-01	456412200000000
1995-01-01	466579870000000
1996-01-01	478609810000000
1997-01-01	486249200000000
1998-01-01	477529460000000
1999-01-01	478611200000000
2000-01-01	489012090000000
2001-01-01	489289990000000
2002-01-01	492975970000000
2003-01-01	500018140000000
2004-01-01	510050330000000
2005-01-01	522494510000000
2006-01-01	529802320000000
2007-01-01	538173760000000
2008-01-01	531395660000000
2009-01-01	491439770000000
2010-01-01	506932260000000