Year	National Currency
1988-01-01	134117661792
1989-01-01	142628354342
1990-01-01	149342588659
1991-01-01	151293979135
1992-01-01	153069275895
1993-01-01	156854912960
1994-01-01	161465847624
1995-01-01	159726071915
1996-01-01	161312426916
1997-01-01	168484656052
1998-01-01	172156928063
1999-01-01	176250162310
2000-01-01	187563239016
2001-01-01	193603329140
2002-01-01	197036778767
2003-01-01	198997994216
2004-01-01	206591941358
2005-01-01	214740621500
2006-01-01	223623907198
2007-01-01	233544861032
2008-01-01	238197362882
2009-01-01	239841156178
2010-01-01	240779818833