Year National currency, Sum Over Component Sub-periods 1975-01-01 76000000 1976-01-01 -14000000 1977-01-01 -35000000 1978-01-01 -463000000 1979-01-01 -199000000 1980-01-01 -177000000 1981-01-01 174000000 1982-01-01 -180000000 1983-01-01 204000000 1984-01-01 -1792000000 1985-01-01 -639000000 1986-01-01 1967000000 1987-01-01 -3004000000 1988-01-01 -96000000 1989-01-01 762000000 1990-01-01 -2593000000 1991-01-01 1240000000 1992-01-01 1545000000 1993-01-01 -205000000 1994-01-01 -4289000000 1995-01-01 250000000 1996-01-01 2367000000 1997-01-01 -1814000000 1998-01-01 -205000000 1999-01-01 -186000000 2000-01-01 -392000000 2001-01-01 -484000000 2002-01-01 204000000 2003-01-01 527000000 2004-01-01 -645000000 2005-01-01 54000000 2006-01-01 3611000000 2007-01-01 -227000000 2008-01-01 -190000000 2009-01-01 -614000000 2010-01-01 1661000000 2011-01-01 -320000000 2012-01-01 -494000000 2013-01-01 -768000000