Year	National currency, Sum Over Component Sub-periods
1988-01-01	56761000000
1989-01-01	62459000000
1990-01-01	62240000000
1991-01-01	65878000000
1992-01-01	65769000000
1993-01-01	68742000000
1994-01-01	75002000000
1995-01-01	73974000000
1996-01-01	80318000000
1997-01-01	93498000000
1998-01-01	104453000000
1999-01-01	128207000000
2000-01-01	178737000000
2001-01-01	195718000000
2002-01-01	197926000000
2003-01-01	183258000000
2004-01-01	199106000000
2005-01-01	223707000000
2006-01-01	268238000000
2007-01-01	293835000000
2008-01-01	317829000000
2009-01-01	279892000000
2010-01-01	300036000000
2011-01-01	316991000000
2012-01-01	332548000000
2013-01-01	337417000000