Year	National currency, Sum Over Component Sub-periods
1960-01-01	855000000
1961-01-01	1137000000
1962-01-01	1130000000
1963-01-01	1149000000
1964-01-01	1088000000
1965-01-01	1129000000
1966-01-01	1289000000
1967-01-01	1700000000
1968-01-01	1792000000
1969-01-01	1883000000
1970-01-01	2090000000
1971-01-01	2059000000
1972-01-01	2045000000
1973-01-01	2368000000
1974-01-01	2673000000
1975-01-01	8833000000
1976-01-01	10218000000
1977-01-01	11233000000
1978-01-01	12736000000
1979-01-01	17226000000
1980-01-01	23464000000
1981-01-01	28061000000
1982-01-01	32816000000
1983-01-01	37465000000
1984-01-01	41540000000
1985-01-01	48368000000
1986-01-01	49720000000
1987-01-01	60002000000
1988-01-01	74168000000
1989-01-01	95308000000
1990-01-01	106626000000
1991-01-01	132889000000
1992-01-01	174559000000
1993-01-01	198403000000
1994-01-01	257258000000
1995-01-01	334507000000
1996-01-01	395630000000
1997-01-01	451851000000
1998-01-01	600183000000
1999-01-01	743454000000
2000-01-01	862837000000
2001-01-01	947290000000
2002-01-01	1022993000000
2003-01-01	1160743000000
2004-01-01	1615085000000
2005-01-01	2089285000000
2006-01-01	2659327000000
2007-01-01	2926371000000
2008-01-01	3829030000000
2009-01-01	3914069000000
2010-01-01	5336890000000