Year	National Currency
1981-01-01	169201626671
1982-01-01	167137769724
1983-01-01	167318191026
1984-01-01	173060359324
1985-01-01	178741661244
1986-01-01	183016866822
1987-01-01	189601755119
1988-01-01	202534975828
1989-01-01	211598267862
1990-01-01	214190547545
1991-01-01	213537422852
1992-01-01	213078719755
1993-01-01	207967792869
1994-01-01	221866752890
1995-01-01	232369812641
1996-01-01	231265105943
1997-01-01	234650770285
1998-01-01	236835539302
1999-01-01	236151647539
2000-01-01	246247409166
2001-01-01	245465428925
2002-01-01	242715129783
2003-01-01	236223258011
2004-01-01	237935481627
2005-01-01	237347557588
2006-01-01	245330630162
2007-01-01	250512270585
2008-01-01	238624666984
2009-01-01	200328035853
2010-01-01	209373978819