Year National currency, Sum Over Component Sub-periods 1960-01-01 -639000000 1961-01-01 -19000000 1962-01-01 -144000000 1963-01-01 -4000000 1964-01-01 -242000000 1965-01-01 -816000000 1966-01-01 -460000000 1967-01-01 -648000000 1968-01-01 -1026000000 1969-01-01 -593000000 1970-01-01 -523000000 1971-01-01 -507000000 1972-01-01 647000000 1973-01-01 633000000 1974-01-01 -1664000000 1975-01-01 -445000000 1976-01-01 -1198000000 1977-01-01 -2355000000 1978-01-01 -3524000000 1979-01-01 -1828000000 1980-01-01 -3378000000 1981-01-01 -6648000000 1982-01-01 -7551000000 1983-01-01 -6258000000 1984-01-01 -9296000000 1985-01-01 -12095000000 1986-01-01 -13661000000 1987-01-01 -10302000000 1988-01-01 -13139000000 1989-01-01 -23303000000 1990-01-01 -20044000000 1991-01-01 -13658000000 1992-01-01 -14093000000 1993-01-01 -13632000000 1994-01-01 -21549000000 1995-01-01 -25201000000 1996-01-01 -18411000000 1997-01-01 -16256000000 1998-01-01 -28367000000 1999-01-01 -33746000000 2000-01-01 -26805000000 2001-01-01 -15118000000 2002-01-01 -28907000000 2003-01-01 -44436000000 2004-01-01 -55774000000 2005-01-01 -56905000000 2006-01-01 -60220000000 2007-01-01 -75779000000 2008-01-01 -60211000000 2009-01-01 -58123000000 2010-01-01 -47731000000 2011-01-01 -40265000000 2012-01-01 -61782000000 2013-01-01 -45659000000