Quarter	National currency, sum over component sub-periods
1991-01-01	-717000000
1991-04-01	-510000000
1991-07-01	-498000000
1991-10-01	-810000000
1992-01-01	-287000000
1992-04-01	-389000000
1992-07-01	-289000000
1992-10-01	-331000000
1993-01-01	-153000000
1993-04-01	-362000000
1993-07-01	-111000000
1993-10-01	-628000000
1994-01-01	-81000000
1994-04-01	-442000000
1994-07-01	49000000
1994-10-01	-953000000
1995-01-01	-193000000
1995-04-01	-1539000000
1995-07-01	-266000000
1995-10-01	-251000000
1996-01-01	-370000000
1996-04-01	-138000000
1996-07-01	-1159000000
1996-10-01	-644000000
1997-01-01	-328000000
1997-04-01	-305000000
1997-07-01	634000000
1997-10-01	-434000000
1998-01-01	151600000
1998-04-01	-173600000
1998-07-01	416800000
1998-10-01	-828600000
1999-01-01	131000000
1999-04-01	-106000000
1999-07-01	-962000000
1999-10-01	0
2000-01-01	45000000
2000-04-01	-482000000
2000-07-01	7182000000
2000-10-01	-1654000000
2001-01-01	421000000
2001-04-01	-215000000
2001-07-01	-4055000000
2001-10-01	590000000
2002-01-01	49000000
2002-04-01	-524000000
2002-07-01	-403000000
2002-10-01	-3133000000
2003-01-01	-148000000
2003-04-01	132000000
2003-07-01	128000000
2003-10-01	5809000000
2004-01-01	248000000
2004-04-01	15000000
2004-07-01	244000000
2004-10-01	-626000000
2005-01-01	-1463000000
2005-04-01	53000000
2005-07-01	-1410000000
2005-10-01	487000000
2006-01-01	138000000
2006-04-01	-88000000
2006-07-01	-423000000
2006-10-01	-955000000
2007-01-01	-268000000
2007-04-01	222000000
2007-07-01	198000000
2007-10-01	-1748000000
2008-01-01	304000000
2008-04-01	93000000
2008-07-01	-625000000
2008-10-01	-664000000
2009-01-01	-976000000
2009-04-01	84000000
2009-07-01	266000000
2009-10-01	-1232000000
2010-01-01	512000000
2010-04-01	418000000
2010-07-01	227000000
2010-10-01	62000000
2011-01-01	1404000000
2011-04-01	-46000000
2011-07-01	244000000
2011-10-01	-1183000000
2012-01-01	-208000000
2012-04-01	522000000
2012-07-01	1341000000
2012-10-01	-2068000000
2013-01-01	409000000
2013-04-01	744000000
2013-07-01	11000000
2013-10-01	-1728000000
2014-01-01	2232000000
2014-04-01	2000000
2014-07-01	846000000
2014-10-01	-142000000
2015-01-01	353000000
2015-04-01	1407000000
2015-07-01	777000000
2015-10-01	-2004000000
2016-01-01	-205000000
2016-04-01	1009000000
2016-07-01	307000000
2016-10-01	2356000000
2017-01-01	617000000
2017-04-01	-727000000
2017-07-01	904000000
2017-10-01	-1047000000
2018-01-01	214000000
2018-04-01	85000000