Year	National currency, Sum Over Component Sub-periods
1990-01-01	4423000000
1991-01-01	4751000000
1992-01-01	4716000000
1993-01-01	4748000000
1994-01-01	4761000000
1995-01-01	4903000000
1996-01-01	5156000000
1997-01-01	5168000000
1998-01-01	5284000000
1999-01-01	5895000000
2000-01-01	5606000000
2001-01-01	6327000000
2002-01-01	6819000000
2003-01-01	7241000000
2004-01-01	8142000000
2005-01-01	10380000000
2006-01-01	11484000000
2007-01-01	11733000000
2008-01-01	11713000000
2009-01-01	12526000000
2010-01-01	12802000000
2011-01-01	12958000000
2012-01-01	13294000000
2013-01-01	13753000000