Year	National Currency
1970-01-01	4789411400000
1971-01-01	5421196000000
1972-01-01	5848087300000
1973-01-01	6574195900000
1974-01-01	6799270900000
1975-01-01	7641960500000
1976-01-01	8896727400000
1977-01-01	10619106200000
1978-01-01	12107822100000
1979-01-01	13122413400000
1980-01-01	15088188200000
1981-01-01	15248925400000
1982-01-01	16834899600000
1983-01-01	18779705600000
1984-01-01	20642568700000
1985-01-01	23562890800000
1986-01-01	26331349900000
1987-01-01	30938840500000
1988-01-01	36726311800000
1989-01-01	41133488800000
1990-01-01	45408556000000
1991-01-01	51356692000000
1992-01-01	56625238000000
1993-01-01	62930059000000
1994-01-01	68982396000000
1995-01-01	76173205000000
1996-01-01	81673051000000
1997-01-01	87297568000000
1998-01-01	85801480000000
1999-01-01	86054179000000
2000-01-01	89665041000000
2001-01-01	92825897000000
2002-01-01	102667726000000
2003-01-01	105200804000000
2004-01-01	106474679000000
2005-01-01	110571402000000
2006-01-01	114460156000000
2007-01-01	120857297000000
2008-01-01	124492063000000
2009-01-01	126088700000000
2010-01-01	127678539000000