Year	National Currency
1980-01-01	4367230617.10
1981-01-01	4017629500.12
1982-01-01	3969244074.34
1983-01-01	3824987567.47
1984-01-01	3904310777.40
1985-01-01	4241728637.57
1986-01-01	4217543543.56
1987-01-01	4282555310.85
1988-01-01	4798318375.20
1989-01-01	5215311723.80
1990-01-01	5643202150.50
1991-01-01	6052472234.20
1992-01-01	6620876203.30
1993-01-01	6612691285.00
1994-01-01	6753544477.90
1995-01-01	7275634408.60
1996-01-01	7156464088.40
1997-01-01	7381611111.10
1998-01-01	7517911111.20
1999-01-01	8142978142.20
2000-01-01	8458666666.70
2001-01-01	8687233160.60
2002-01-01	8734656084.60
2003-01-01	8777871657.70
2004-01-01	9050473118.30
2005-01-01	9165460317.40
2006-01-01	9802923858.00
2007-01-01	10483827586.20
2008-01-01	11208576923.00
2009-01-01	11274902912.70
2010-01-01	11314082125.60