Year	National currency, Monthly Level
1960-01-01	-870950544.1824809
1961-01-01	-603478770.7501320
1962-01-01	-565579961.9764940
1963-01-01	-627163655.7769500
1964-01-01	-1089234940.6321000
1965-01-01	-850092733.5168160
1966-01-01	-683309526.0101570
1967-01-01	-1193575194.7174300
1968-01-01	-1451630102.2677800
1969-01-01	-971877871.5167869
1970-01-01	-1370450150.3416800
1971-01-01	-1052627378.1359501
1972-01-01	-1750998634.8644700
1973-01-01	-4042085732.6331496
1974-01-01	-7388136944.7679300
1975-01-01	-5028890350.5473000
1976-01-01	-6644197684.5093100
1977-01-01	-5111135858.8863200
1978-01-01	-4692744676.3276810
1979-01-01	-6887702336.3285700
1980-01-01	-2297097720.6385900
1981-01-01	-775967108.7687881
1982-01-01	-1937695732.2804800
1983-01-01	-5141786251.3093000
1984-01-01	-8173274491.5972400
1985-01-01	-6930054420.5479000
1986-01-01	-12996209122.7580000
1987-01-01	-14788978661.6145000
1988-01-01	-24490925440.4287000
1989-01-01	-28364629642.3523000
1990-01-01	-22406743061.0567000
1991-01-01	-14213519243.9265000
1992-01-01	-16984800239.1925000
1993-01-01	-17014719350.8225000
1994-01-01	-14761857284.7073000
1995-01-01	-14906817377.2632000
1996-01-01	-16322297740.4178980
1997-01-01	-16237456312.0129990
1998-01-01	-26488639941.0529000
1999-01-01	-31132028888.1301000
2000-01-01	-34541282747.1261000
2001-01-01	-36945742154.1498950
2002-01-01	-39791949958.2028000
2003-01-01	-47691140309.1112000
2004-01-01	-60715911508.4368000
2005-01-01	-58867357290.1655040
2006-01-01	-59752227446.5906000
2007-01-01	-90594130994.4848000
2008-01-01	-95186579790.8924000
2009-01-01	-82313511476.0607000
2010-01-01	-99250044865.7694000
2011-01-01	-101564752360.7220000
2012-01-01	-107568685685.0710000
2013-01-01	-113128317028.1810000
2014-01-01	-120704080161.2820000
2015-01-01	-119500037159.9920000
2016-01-01	-134308747377.2100000
2017-01-01	-140509189863.4200000