Year National currency, Sum Over Component Sub-periods 1960-01-01 696000000 1961-01-01 241000000 1962-01-01 364000000 1963-01-01 678000000 1964-01-01 848000000 1965-01-01 445000000 1966-01-01 920000000 1967-01-01 911000000 1968-01-01 691000000 1969-01-01 383000000 1970-01-01 29000000 1971-01-01 220000000 1972-01-01 438000000 1973-01-01 526000000 1974-01-01 1674000000 1975-01-01 -1780000000 1976-01-01 -756000000 1977-01-01 256000000 1978-01-01 428000000 1979-01-01 -297000000 1980-01-01 -101000000 1981-01-01 -3896000000 1982-01-01 -5087000000 1983-01-01 -4239000000 1984-01-01 -4642000000 1985-01-01 -6554000000 1986-01-01 -8970000000 1987-01-01 -16410000000 1988-01-01 -21315000000 1989-01-01 -28147000000 1990-01-01 -25739000000 1991-01-01 -19470000000 1992-01-01 -46641000000 1993-01-01 -43123000000 1994-01-01 -67819000000 1995-01-01 -113426000000 1996-01-01 -138962000000 1997-01-01 -120357000000 1998-01-01 -116270000000 1999-01-01 -118770000000 2000-01-01 -112988000000 2001-01-01 -129770000000 2002-01-01 -76273000000 2003-01-01 -48633000000 2004-01-01 118325000000 2005-01-01 230025000000 2006-01-01 497043000000 2007-01-01 667649000000 2008-01-01 847600000000 2009-01-01 589960000000 2010-01-01 316612000000