Quarter	National currency, sum over component sub-periods
1991-01-01	-691000000
1991-04-01	-488000000
1991-07-01	-457000000
1991-10-01	-736000000
1992-01-01	-253000000
1992-04-01	-358000000
1992-07-01	-263000000
1992-10-01	-179000000
1993-01-01	-119000000
1993-04-01	-242000000
1993-07-01	-124000000
1993-10-01	-546000000
1994-01-01	-34000000
1994-04-01	-433000000
1994-07-01	54000000
1994-10-01	-969000000
1995-01-01	-114000000
1995-04-01	-1498000000
1995-07-01	-225000000
1995-10-01	-221000000
1996-01-01	-101000000
1996-04-01	-142000000
1996-07-01	-912000000
1996-10-01	-618000000
1997-01-01	-295000000
1997-04-01	-278000000
1997-07-01	711000000
1997-10-01	-314000000
1998-01-01	276000000
1998-04-01	-71700000
1998-07-01	511400000
1998-10-01	-704500000
1999-01-01	217000000
1999-04-01	-56000000
1999-07-01	-847000000
1999-10-01	53000000
2000-01-01	160000000
2000-04-01	-330000000
2000-07-01	-1010000000
2000-10-01	-1170000000
2001-01-01	552000000
2001-04-01	-13000000
2001-07-01	-3861000000
2001-10-01	742000000
2002-01-01	160000000
2002-04-01	-75000000
2002-07-01	62000000
2002-10-01	-2886000000
2003-01-01	-31000000
2003-04-01	150000000
2003-07-01	208000000
2003-10-01	5852000000
2004-01-01	280000000
2004-04-01	176000000
2004-07-01	191000000
2004-10-01	-546000000
2005-01-01	-1522000000
2005-04-01	75000000
2005-07-01	-1461000000
2005-10-01	493000000
2006-01-01	131000000
2006-04-01	-24000000
2006-07-01	-248000000
2006-10-01	-837000000
2007-01-01	140000000
2007-04-01	356000000
2007-07-01	299000000
2007-10-01	-1274000000
2008-01-01	504000000
2008-04-01	243000000
2008-07-01	-298000000
2008-10-01	-916000000
2009-01-01	22000000
2009-04-01	247000000
2009-07-01	36000000
2009-10-01	-2197000000
2010-01-01	262000000
2010-04-01	-433000000
2010-07-01	10000000
2010-10-01	-923000000
2011-01-01	941000000
2011-04-01	-291000000
2011-07-01	95000000
2011-10-01	-1474000000
2012-01-01	153000000
2012-04-01	329000000
2012-07-01	-6000000
2012-10-01	-2634000000
2013-01-01	242000000
2013-04-01	78000000
2013-07-01	-691000000
2013-10-01	-1298000000
2014-01-01	1269000000
2014-04-01	-838000000
2014-07-01	80000000
2014-10-01	-417000000
2015-01-01	289000000
2015-04-01	251000000
2015-07-01	-100000000
2015-10-01	-2272000000
2016-01-01	317000000
2016-04-01	-1206000000
2016-07-01	-579000000
2016-10-01	1565000000
2017-01-01	-118000000
2017-04-01	-1111000000
2017-07-01	-627000000
2017-10-01	-1419000000
2018-01-01	644000000
2018-04-01	-14000000