Year	National Currency
1970-01-01	24685243200000
1971-01-01	27946749600000
1972-01-01	30682824500000
1973-01-01	37161187000000
1974-01-01	41709910800000
1975-01-01	45840246000000
1976-01-01	52794007000000
1977-01-01	60339923000000
1978-01-01	71092439000000
1979-01-01	76749784000000
1980-01-01	77345295000000
1981-01-01	81946968000000
1982-01-01	88766743000000
1983-01-01	101257432000000
1984-01-01	114340773000000
1985-01-01	122874886000000
1986-01-01	141161236000000
1987-01-01	163017847000000
1988-01-01	183367580000000
1989-01-01	196671613000000
1990-01-01	219134197000000
1991-01-01	242255529000000
1992-01-01	255104541000000
1993-01-01	273696461000000
1994-01-01	299220884000000
1995-01-01	327132035000000
1996-01-01	351727402000000
1997-01-01	371769380000000
1998-01-01	348383012000000
1999-01-01	392575032000000
2000-01-01	436220330000000
2001-01-01	455559160000000
2002-01-01	491738440000000
2003-01-01	508308220000000
2004-01-01	534368920000000
2005-01-01	557124100000000
2006-01-01	587356050000000
2007-01-01	620253060000000
2008-01-01	634922310000000
2009-01-01	632059530000000
2010-01-01	682806210000000