Year National currency, Sum Over Component Sub-periods 1987-01-01 268000000 1988-01-01 263000000 1989-01-01 306000000 1990-01-01 282000000 1991-01-01 302000000 1992-01-01 308000000 1993-01-01 321000000 1994-01-01 582000000 1995-01-01 393000000 1996-01-01 801000000 1997-01-01 454000000 1998-01-01 511000000 1999-01-01 317000000 2000-01-01 529000000 2001-01-01 370000000 2002-01-01 157000000 2003-01-01 271000000 2004-01-01 147000000 2005-01-01 293000000 2006-01-01 608000000 2007-01-01 508000000 2008-01-01 877000000 2009-01-01 387000000 2010-01-01 39000000 2011-01-01 -226000000 2012-01-01 -519000000 2013-01-01 -521000000