Year	National currency, Monthly Level
1960-01-01	46422562.327576704
1961-01-01	47321488.659174600
1962-01-01	53172134.908515800
1963-01-01	58975436.333369810
1964-01-01	73334396.936196800
1965-01-01	83278761.296283400
1966-01-01	88818806.208883200
1967-01-01	97944477.761910300
1968-01-01	104275607.349593000
1969-01-01	115993849.228191000
1970-01-01	133511864.694750980
1971-01-01	144817614.027208980
1972-01-01	168156862.883764000
1973-01-01	219369407.278255000
1974-01-01	281362923.615742000
1975-01-01	255985346.396573000
1976-01-01	278495394.111464000
1977-01-01	390400091.749536000
1978-01-01	532443301.816105000
1979-01-01	882489868.341930000
1980-01-01	1154075153.552039900
1981-01-01	1279106950.146810000
1982-01-01	1653832718.679190000
1983-01-01	2542691634.871510000
1984-01-01	3796191641.444370000
1985-01-01	4823333907.467500000
1986-01-01	5394342599.944420000
1987-01-01	6406167048.796680000
1988-01-01	7519226822.878719000
1989-01-01	9990902590.889980000
1990-01-01	11624906941.512300000
1991-01-01	11723500585.524601000
1992-01-01	12054132144.166200000
1993-01-01	11887815372.037300000
1994-01-01	14890478166.119800000
1995-01-01	17493400000.000000000
1996-01-01	19362500000.000000000
1997-01-01	21094300000.000000000
1998-01-01	22088700000.000000000
1999-01-01	22893100000.000000000
2000-01-01	26495700000.000000000
2001-01-01	26875400000.000000000
2002-01-01	27327300000.000000000
2003-01-01	28049300000.000000000
2004-01-01	28372700000.000000000
2005-01-01	31159600000.000000000
2006-01-01	35830400000.000000000
2007-01-01	38317300000.000000000
2008-01-01	38700900000.000000000
2009-01-01	31697500000.000000000
2010-01-01	37206500000.000000000
2011-01-01	42912700000.000000000
2012-01-01	45167100000.000000000
2013-01-01	47471600000.000000000
2014-01-01	48245500000.000000000
2015-01-01	49673400000.000000000
2016-01-01	50017800000.000000000
2017-01-01	55216600000.000000000