Year	National Currency
1980-01-01	22057070757.5
1981-01-01	22968224931.3
1982-01-01	24368808814.1
1983-01-01	26315135252.1
1984-01-01	28584880147.7
1985-01-01	30357885635.4
1986-01-01	32476196898.7
1987-01-01	34284426393.9
1988-01-01	35607498502.5
1989-01-01	37633696884.9
1990-01-01	41697987525.3
1991-01-01	46641116523.0
1992-01-01	49898374223.0
1993-01-01	51733912690.0
1994-01-01	53052323215.0
1995-01-01	53880225495.0
1996-01-01	55016116249.0
1997-01-01	57581079272.0
1998-01-01	59676760283.0
1999-01-01	63409334039.0
2000-01-01	67043598733.0
2001-01-01	71415021614.0
2002-01-01	73851701120.0
2003-01-01	75220539523.0
2004-01-01	77428757282.0
2005-01-01	79960466436.0
2006-01-01	84232537001.0
2007-01-01	89597852323.0
2008-01-01	94646045525.0
2009-01-01	96312108574.0
2010-01-01	97441972130.0