Year	National currency, Sum Over Component Sub-periods
1980-01-01	-284000000
1997-01-01	-7634000000
1998-01-01	-5558000000
1999-01-01	-4562000000
2000-01-01	-1060000000
2001-01-01	-1469000000
2002-01-01	-7482000000
2003-01-01	-4035000000
2004-01-01	-6216000000
2005-01-01	-6302000000
2006-01-01	-5851000000
2007-01-01	-16266000000
2008-01-01	-27823000000
2009-01-01	-23876000000
2010-01-01	7659000000
2011-01-01	7639000000
2012-01-01	13863000000
2013-01-01	17492000000