Year	National currency, Sum Over Component Sub-periods
1987-01-01	996000000
1988-01-01	3286000000
1989-01-01	1592000000
1990-01-01	1524000000
1991-01-01	3588000000
1992-01-01	3019000000
1993-01-01	3204000000
1994-01-01	2309000000
1995-01-01	1249000000
1996-01-01	745000000
1997-01-01	1346000000
1998-01-01	1684000000
1999-01-01	-768000000
2000-01-01	1270000000
2001-01-01	3325000000
2002-01-01	291000000
2003-01-01	-953000000
2004-01-01	-2561000000
2005-01-01	-4462000000
2006-01-01	-3768000000
2007-01-01	-3130000000
2008-01-01	-3291000000
2009-01-01	1814000000
2010-01-01	2854000000
2011-01-01	2912000000
2012-01-01	150000000
2013-01-01	1307000000