Year	National currency, Sum Over Component Sub-periods
1997-01-01	-1635000000
1998-01-01	-762000000
1999-01-01	1765000000
2000-01-01	2501000000
2001-01-01	-476000000
2002-01-01	-5876000000
2003-01-01	-7994000000
2004-01-01	-1332000000
2005-01-01	-841000000
2006-01-01	-3583000000
2007-01-01	-2782000000
2008-01-01	1899000000
2009-01-01	4333000000
2010-01-01	-4734000000
2011-01-01	7493000000
2012-01-01	-5699000000
2013-01-01	-3022000000