Year	National currency, Sum Over Component Sub-periods
1990-01-01	3066000000
1991-01-01	4285000000
1992-01-01	5325000000
1993-01-01	5747000000
1994-01-01	6381000000
1995-01-01	5682000000
1996-01-01	6696000000
1997-01-01	7934000000
1998-01-01	8656000000
1999-01-01	9647000000
2000-01-01	10736000000
2001-01-01	12172000000
2002-01-01	12767000000
2003-01-01	15412000000
2004-01-01	16362000000
2005-01-01	19796000000
2006-01-01	23560000000
2007-01-01	25677000000
2008-01-01	26741000000
2009-01-01	26182000000
2010-01-01	25112000000
2011-01-01	26027000000
2012-01-01	24688000000
2013-01-01	25520000000