Year	National currency, Monthly Level
1960-01-01	76931104.46751670
1961-01-01	93673005.99065400
1962-01-01	86369155.83416680
1963-01-01	94396333.05007970
1964-01-01	110586964.31839700
1965-01-01	129245096.17100500
1966-01-01	142868814.51591400
1967-01-01	144872473.97183300
1968-01-01	150460031.69547102
1969-01-01	167806908.11237800
1970-01-01	220945874.21585400
1971-01-01	243860184.96312300
1972-01-01	289317392.27978500
1973-01-01	347113216.45539900
1974-01-01	537084022.52860300
1975-01-01	521024779.92222300
1976-01-01	658539348.14363400
1977-01-01	961121874.60467300
1978-01-01	1157291672.44611000
1979-01-01	1665598249.52083000
1980-01-01	2356986198.03064000
1981-01-01	3035848750.76900000
1982-01-01	3777351748.40230000
1983-01-01	4503542045.98692000
1984-01-01	5774636390.68761100
1985-01-01	6480558011.56170000
1986-01-01	6959577735.76475000
1987-01-01	9307731626.66255000
1988-01-01	11366103364.85970100
1989-01-01	14770211721.74960000
1990-01-01	17653957339.19320300
1991-01-01	18771880379.82510000
1992-01-01	19962134315.67380000
1993-01-01	18819564509.76040000
1994-01-01	22581753018.89430000
1995-01-01	24959700000.00000000
1996-01-01	27563200000.00000000
1997-01-01	30872500000.00000000
1998-01-01	34180200000.00000000
1999-01-01	37302300000.00000000
2000-01-01	43417500000.00000000
2001-01-01	44048900000.00000000
2002-01-01	42394500000.00000000
2003-01-01	41797500000.00000000
2004-01-01	43729400000.00000000
2005-01-01	51447700000.00000000
2006-01-01	56531500000.00000000
2007-01-01	59863900000.00000000
2008-01-01	64080000000.00000000
2009-01-01	51322400000.00000000
2010-01-01	58419000000.00000000
2011-01-01	59711500000.00000000
2012-01-01	56191800000.00000000
2013-01-01	57135100000.00000000
2014-01-01	59162200000.00000000
2015-01-01	60281900000.00000000
2016-01-01	61403300000.00000000
2017-01-01	69674600000.00000000