Year National currency, Sum Over Component Sub-periods 1960-01-01 266000000 1961-01-01 297000000 1962-01-01 317000000 1963-01-01 363000000 1964-01-01 412000000 1965-01-01 478000000 1966-01-01 487000000 1967-01-01 575000000 1968-01-01 631000000 1969-01-01 700000000 1970-01-01 830000000 1971-01-01 880000000 1972-01-01 930000000 1973-01-01 973000000 1974-01-01 1321000000 1975-01-01 1545000000 1976-01-01 1745000000 1977-01-01 1930000000 1978-01-01 2400000000 1979-01-01 2906000000 1980-01-01 3387000000 1981-01-01 3728000000 1982-01-01 4305000000 1983-01-01 4637000000 1984-01-01 5177000000 1985-01-01 6039000000 1986-01-01 7152000000 1987-01-01 8770000000 1988-01-01 10817000000 1989-01-01 11487000000 1990-01-01 13287000000 1991-01-01 14359000000 1992-01-01 15887000000 1993-01-01 18509000000 1994-01-01 19971000000 1995-01-01 22755000000 1996-01-01 24687000000 1997-01-01 26148000000 1998-01-01 27487000000 1999-01-01 29120000000 2000-01-01 34389000000 2001-01-01 34613000000 2002-01-01 35676000000 2003-01-01 36116000000 2004-01-01 37708000000 2005-01-01 39952000000 2006-01-01 43926000000 2007-01-01 48254000000 2008-01-01 51379000000 2009-01-01 51073000000 2010-01-01 50514000000 2011-01-01 50049000000 2012-01-01 51241000000 2013-01-01 54697000000