Year National currency, Sum Over Component Sub-periods 1991-01-01 1720000000 1992-01-01 7170000000 1993-01-01 16720000000 1994-01-01 30530000000 1995-01-01 69890000000 1996-01-01 89460000000 1997-01-01 131040000000 1998-01-01 107760000000 1999-01-01 93300000000 2000-01-01 161250000000 2001-01-01 258470000000 2002-01-01 273660000000 2003-01-01 201290000000 2004-01-01 261830000000 2005-01-01 336120000000 2006-01-01 920990000000 2007-01-01 1033760000000 2008-01-01 1752440000000