Year National currency, Sum Over Component Sub-periods 1970-01-01 280000000 1971-01-01 378000000 1972-01-01 825000000 1973-01-01 863000000 1974-01-01 693000000 1975-01-01 1216000000 1976-01-01 846000000 1977-01-01 675000000 1978-01-01 491000000 1979-01-01 -516000000 1980-01-01 -705000000 1981-01-01 -725000000 1982-01-01 -387500000 1983-01-01 -800000000 1984-01-01 -819200000 1985-01-01 -1758700000 1986-01-01 -1408500000 1987-01-01 -1330000000 1988-01-01 -2055900000 1989-01-01 -1352600000 1990-01-01 -340500000 1991-01-01 -696800000 1992-01-01 -105300000 1993-01-01 -70100000 1994-01-01 196100000 1995-01-01 815000000 1996-01-01 1509300000 1997-01-01 2883200000 1998-01-01 2263500000 1999-01-01 2411600000 2000-01-01 -2287600000 2001-01-01 -2754000000 2002-01-01 -1105800000 2003-01-01 -616800000 2004-01-01 3428400000 2005-01-01 5468600000 2006-01-01 7461800000 2007-01-01 8868400000 2008-01-01 8899900000 2009-01-01 5692900000 2010-01-01 7963000000 2011-01-01 8751100000 2012-01-01 7600900000 2013-01-01 13801700000