Quarter	National currency, sum over component sub-periods
1999-01-01	2680000000
1999-04-01	2388000000
1999-07-01	1538000000
1999-10-01	4990000000
2000-01-01	2168000000
2000-04-01	2121000000
2000-07-01	132000000
2000-10-01	108000000
2001-01-01	2710000000
2001-04-01	3264000000
2001-07-01	-4651000000
2001-10-01	1876000000
2002-01-01	2813000000
2002-04-01	2957000000
2002-07-01	2049000000
2002-10-01	-652000000
2003-01-01	3377000000
2003-04-01	3031000000
2003-07-01	2702000000
2003-10-01	15218000000
2004-01-01	3061000000
2004-04-01	4242000000
2004-07-01	4836000000
2004-10-01	4713000000
2005-01-01	-81000000
2005-04-01	4622000000
2005-07-01	1051000000
2005-10-01	4711000000
2006-01-01	1619000000
2006-04-01	1325000000
2006-07-01	2590000000
2006-10-01	2927000000
2007-01-01	3326000000
2007-04-01	3005000000
2007-07-01	2152000000
2007-10-01	2180000000
2008-01-01	4662000000
2008-04-01	2418000000
2008-07-01	1710000000
2008-10-01	3101000000
2009-01-01	2059000000
2009-04-01	3005000000
2009-07-01	3129000000
2009-10-01	4204000000
2010-01-01	3563000000
2010-04-01	2781000000
2010-07-01	2620000000
2010-10-01	3444000000
2011-01-01	2786000000
2011-04-01	2054000000
2011-07-01	3311000000
2011-10-01	6640000000
2012-01-01	-6593000000
2012-04-01	3890000000
2012-07-01	4339000000
2012-10-01	6838000000
2013-01-01	543000000
2013-04-01	3743000000
2013-07-01	4546000000
2013-10-01	8063000000
2014-01-01	1980000000
2014-04-01	421000000
2014-07-01	2245000000
2014-10-01	6263000000
2015-01-01	1589000000
2015-04-01	897000000
2015-07-01	5364000000
2015-10-01	8716000000
2016-01-01	-555000000
2016-04-01	-229000000
2016-07-01	1237000000
2016-10-01	2680000000
2017-01-01	-18167000000
2017-04-01	-5527000000
2017-07-01	-4166000000
2017-10-01	1654000000
2018-01-01	2563000000
2018-04-01	1387000000