Year	National Currency
1970-01-01	13754393609.3
1971-01-01	14977243560.1
1972-01-01	16860920044.9
1973-01-01	19111237452.6
1974-01-01	22909056581.4
1975-01-01	26789922609.3
1976-01-01	30816467411.1
1977-01-01	33781336386.9
1978-01-01	36796918934.4
1979-01-01	41602107930.3
1980-01-01	46688078602.0
1981-01-01	54812604220.0
1982-01-01	58366754170.0
1983-01-01	61141836686.0
1984-01-01	67263205651.0
1985-01-01	72890761899.0
1986-01-01	77674388514.0
1987-01-01	84317472199.0
1988-01-01	91790098348.0
1989-01-01	98899462698.0
1990-01-01	102504693994.0
1991-01-01	103427540937.0
1992-01-01	105203429588.0
1993-01-01	106173389173.0
1994-01-01	110373635759.0
1995-01-01	115298920593.0
1996-01-01	117810234440.0
1997-01-01	125355418856.0
1998-01-01	133353955875.0
1999-01-01	139765581624.0
2000-01-01	148849894230.0
2001-01-01	155445477605.0
2002-01-01	159959195688.0
2003-01-01	165402760523.0
2004-01-01	175622015700.0
2005-01-01	183809864767.0
2006-01-01	195155691133.0
2007-01-01	204250236507.0
2008-01-01	210944216350.0
2009-01-01	204769793514.0
2010-01-01	210986366050.0