Year National currency, Sum Over Component Sub-periods 1975-01-01 3000000 1976-01-01 2000000 1977-01-01 0 1978-01-01 2000000 1979-01-01 6000000 1980-01-01 -2000000 1981-01-01 2000000 1982-01-01 5000000 1983-01-01 1000000 1984-01-01 4000000 1985-01-01 -1000000 1986-01-01 -5000000 1987-01-01 1000000 1988-01-01 4000000 1989-01-01 -2000000 1990-01-01 3000000 1991-01-01 4000000 1992-01-01 2000000 1993-01-01 4000000 1994-01-01 0 1995-01-01 486000000 1996-01-01 286000000 1997-01-01 45000000 1998-01-01 -569000000 1999-01-01 -398000000 2000-01-01 -689000000 2001-01-01 25000000 2002-01-01 -342000000 2003-01-01 1560000000 2004-01-01 441000000 2005-01-01 1485000000 2006-01-01 120000000 2007-01-01 -622000000 2008-01-01 1482000000 2009-01-01 2231000000 2010-01-01 -124000000 2011-01-01 1140000000 2012-01-01 1104000000 2013-01-01 2103000000