Year	National currency, Monthly Level
1970-01-01	61894300.99838851
1971-01-01	882527360.78736800
1972-01-01	1032842091.78346000
1973-01-01	1061197608.98961010
1974-01-01	-2383387935.48967030
1975-01-01	860117355.25346900
1976-01-01	-3122308322.03940000
1977-01-01	-1709715728.31756000
1978-01-01	363286008.07675100
1979-01-01	-1569005285.40743000
1980-01-01	-9208682886.22576900
1981-01-01	-7725201499.48853000
1982-01-01	-14273039238.85249900
1983-01-01	-7477624295.49498000
1984-01-01	-3782107668.64292000
1985-01-01	-3782412566.67738960
1986-01-01	40094091.53343770
1987-01-01	-4816779148.63322000
1988-01-01	-8262584285.25040000
1989-01-01	-10604506088.05149800
1990-01-01	-12155217491.39040000
1991-01-01	-9634168093.33539000
1992-01-01	-194000000.00000000
1993-01-01	3404300000.00000000
1994-01-01	3973500000.00000000
1995-01-01	9739400000.00000000
1996-01-01	8070000000.00000000
1997-01-01	15214100000.00000000
1998-01-01	11558100000.00000000
1999-01-01	8790100000.00000000
2000-01-01	-12401300000.00000000
2001-01-01	-5780100000.00000000
2002-01-01	2486400000.00000000
2003-01-01	-5655900000.00000000
2004-01-01	-15158000000.00000000
2005-01-01	-33043300000.00000400
2006-01-01	-37108300000.00000000
2007-01-01	-51989700000.00000000
2008-01-01	-68054000000.00000000
2009-01-01	-56191700000.00000000
2010-01-01	-65611800000.00000000
2011-01-01	-88704100000.00000000
2012-01-01	-81760100000.00000000
2013-01-01	-77005200000.00000000
2014-01-01	-73096900000.00000000
2015-01-01	-60497300000.00000000
2016-01-01	-64079400000.00001000
2017-01-01	-79545600000.00000000