Quarter	National currency, sum over component sub-periods
1999-01-01	-916000000
1999-04-01	-1262700000
1999-07-01	-1200900000
1999-10-01	-2430100000
2000-01-01	-1374000000
2000-04-01	-1105200000
2000-07-01	-2068500000
2000-10-01	-3055100000
2001-01-01	-1262000000
2001-04-01	-1372400000
2001-07-01	-4766300000
2001-10-01	-2458200000
2002-01-01	-817000000
2002-04-01	-1965800000
2002-07-01	-1901300000
2002-10-01	-5192000000
2003-01-01	-1767600000
2003-04-01	-2396600000
2003-07-01	-1485700000
2003-10-01	3498100000
2004-01-01	-1487700000
2004-04-01	-1723100000
2004-07-01	-1666400000
2004-10-01	-2815900000
2005-01-01	-3064100000
2005-04-01	-1731900000
2005-07-01	-2496500000
2005-10-01	-4700300000
2006-01-01	-2941200000
2006-04-01	-5050700000
2006-07-01	-894900000
2006-10-01	-3363800000
2007-01-01	-2137900000
2007-04-01	-2039000000
2007-07-01	-1749000000
2007-10-01	-3286200000
2008-01-01	-2540300000
2008-04-01	-2603600000
2008-07-01	-2677900000
2008-10-01	-3861900000
2009-01-01	-2356600000
2009-04-01	-2337900000
2009-07-01	-1971500000
2009-10-01	-5024700000
2010-01-01	-2332900000
2010-04-01	-2681400000
2010-07-01	-3539000000
2010-10-01	-6450600000
2011-01-01	-2436200000
2011-04-01	-3004200000
2011-07-01	-3066700000
2011-10-01	-5667900000
2012-01-01	-2541100000
2012-04-01	-2563000000
2012-07-01	-3108700000
2012-10-01	-6827500000
2013-01-01	-2256700000
2013-04-01	-2889600000
2013-07-01	-806500000
2013-10-01	-5939200000
2014-01-01	-2599400000
2014-04-01	-5006000000
2014-07-01	-2314700000
2014-10-01	-5325400000
2015-01-01	-2513900000
2015-04-01	-4731100000
2015-07-01	-2603100000
2015-10-01	-6132700000
2016-01-01	-2915100000
2016-04-01	-4091300000
2016-07-01	-1347100000
2016-10-01	-5192100000
2017-01-01	-2668200000
2017-04-01	-3887100000
2017-07-01	-2195400000
2017-10-01	-4398100000
2018-01-01	-2446200000
2018-04-01	-3387600000