Year	National currency, Sum Over Component Sub-periods
1997-01-01	48800000000
1998-01-01	91400000000
1999-01-01	206380000000
2000-01-01	440354000000
2001-01-01	223370000000
2002-01-01	195437000000
2003-01-01	136573000000
2004-01-01	89888000000
2005-01-01	154339000000
2006-01-01	258390000000
2007-01-01	422528000000
2008-01-01	107443000000
2009-01-01	285862000000
2010-01-01	261685000000
2011-01-01	253131000000
2012-01-01	162997000000