Year	National currency, Monthly Level
1960-01-01	25487240.001324500
1961-01-01	30479036.423495103
1962-01-01	35958777.387900200
1963-01-01	39765868.955137000
1964-01-01	47557349.645696400
1965-01-01	53955934.400444000
1966-01-01	59431136.191630900
1967-01-01	42886179.347957500
1968-01-01	48491953.083266600
1969-01-01	93797369.767055600
1970-01-01	128686378.903981980
1971-01-01	132066483.102776990
1972-01-01	167066108.418952000
1973-01-01	252805511.977462000
1974-01-01	326138975.860346000
1975-01-01	457690519.584544000
1976-01-01	721941269.152566000
1977-01-01	1008353593.081540000
1978-01-01	1751538823.575790200
1979-01-01	2755095003.678020000
1980-01-01	4369777559.622700000
1981-01-01	6416431552.241940500
1982-01-01	8338982231.730419000
1983-01-01	18443554413.882500000
1984-01-01	23299687717.652400000
1985-01-01	33755072290.816400000
1986-01-01	43210476590.895905000
1987-01-01	52100853020.231100000
1988-01-01	60645717232.507000000
1989-01-01	80455960799.715100000
1990-01-01	92252916181.141200000
1991-01-01	91647302083.290000000
1992-01-01	87781759435.291000000
1993-01-01	94726326266.483900000
1994-01-01	113732792880.161000000
1995-01-01	117183708005.186000000
1996-01-01	126530332932.627000000
1997-01-01	132142835454.078020000
1998-01-01	137646473419.956020000
1999-01-01	144600285466.738980000
2000-01-01	150559435804.211000000
2001-01-01	197318019585.482000000
2002-01-01	205188827380.482000000
2003-01-01	183941072094.023000000
2004-01-01	202622221315.427000000
2005-01-01	195132137286.319980000
2006-01-01	243306811329.865020000
2007-01-01	270115755175.751000000
2008-01-01	462731974780.008000000
2009-01-01	502445962261.735960000
2010-01-01	556918570561.525000000
2011-01-01	616296349603.150000000
2012-01-01	624797477698.960100000
2013-01-01	609137410468.836000000
2014-01-01	589032517434.922000000
2015-01-01	628508166305.104000000
2016-01-01	537831376668.842040000
2017-01-01	514341066300.512000000