Year	National currency, Sum Over Component Sub-periods
1988-01-01	16133000000
1989-01-01	19418000000
1990-01-01	30812000000
1991-01-01	32699000000
1992-01-01	44808000000
1993-01-01	50666000000
1994-01-01	48256000000
1995-01-01	37323000000
1996-01-01	44722000000
1997-01-01	38415000000
1998-01-01	26245000000
1999-01-01	47546000000
2000-01-01	55065000000
2001-01-01	57886000000
2002-01-01	65114000000
2003-01-01	65924000000
2004-01-01	55127000000
2005-01-01	44736000000
2006-01-01	18194000000
2007-01-01	2142000000
2008-01-01	4248000000
2009-01-01	47352000000
2010-01-01	53373000000
2011-01-01	55317000000
2012-01-01	47701000000
2013-01-01	49124000000