Year	National Currency
1978-01-01	4859134476.3540800
1979-01-01	5132578424.8151300
1980-01-01	5126186228.6173400
1981-01-01	5360921877.8806600
1982-01-01	5635786314.3856800
1983-01-01	5596722893.1769495
1984-01-01	6241269343.1208700
1985-01-01	6270389348.0219200
1986-01-01	6190131773.5385400
1987-01-01	6129168006.7445310
1988-01-01	6002097104.2500000
1989-01-01	6000412273.7500000
1990-01-01	5900865904.2500000
1991-01-01	5699824111.7500000
1992-01-01	5882372455.5000000
1993-01-01	6253708211.7500000
1994-01-01	6586178965.0000000
1995-01-01	6730451363.5000000
1996-01-01	6865212806.2500000
1997-01-01	6896015257.7500000
1998-01-01	6779396190.0000000
1999-01-01	6908866745.7500000
2000-01-01	7153155700.2500000
2001-01-01	7139474737.5000000
2002-01-01	7547108184.5000000
2003-01-01	7800532985.2500000
2004-01-01	8052687398.0000000
2005-01-01	8072731482.7500000
2006-01-01	7974049003.0000000
2007-01-01	8293828722.2500000
2008-01-01	8174980648.7500000
2009-01-01	7646345141.2500000
2010-01-01	7908635745.5000000
2011-01-01	7716981484.7500000
2012-01-01	7767705472.7500000
2013-01-01	7811018222.5000000
2014-01-01	8006297849.2500000
2015-01-01	8113201718.7500000
2016-01-01	8270499292.2500010
2017-01-01	8424441216.2499990