Year	National Currency
1970-01-01	49530680277.6444
1971-01-01	53884503014.8668
1972-01-01	62099678454.8909
1973-01-01	70148347926.2110
1974-01-01	76357522886.1349
1975-01-01	95555044388.9300
1976-01-01	106552367179.0450
1977-01-01	116944453987.6800
1978-01-01	124796664035.6090
1979-01-01	137120748671.5870
1980-01-01	152049021897.4540
1981-01-01	167867969908.2930
1982-01-01	186737765377.4480
1983-01-01	238157275268.3270
1984-01-01	280137042012.8410
1985-01-01	330565444947.1480
1986-01-01	359284641104.7190
1987-01-01	373124899138.2610
1988-01-01	393093281607.2780
1989-01-01	324378294586.2590
1990-01-01	345081417679.0810
1991-01-01	358831000000.0000
1992-01-01	374619000000.0000
1993-01-01	422878000000.0000
1994-01-01	406119000000.0000
1995-01-01	418949000000.0000
1996-01-01	464386000000.0000
1997-01-01	500874000000.0000
1998-01-01	520249000000.0000
1999-01-01	534988000000.0000
2000-01-01	507134000000.0000
2001-01-01	546402000000.0000
2002-01-01	611199000000.0000
2003-01-01	680539000000.0000
2004-01-01	698957000000.0000
2005-01-01	800398000000.0000
2006-01-01	892137000000.0000
2007-01-01	1045646000000.0000
2008-01-01	1119112000000.0000
2009-01-01	1169705000000.0000
2010-01-01	1261781000000.0000
2011-01-01	1186857000000.0000
2012-01-01	1211145000000.0000
2013-01-01	1091899000000.0000
