Quarter National currency, sum over component sub-periods 2008-01-01 -188000000 2008-04-01 -173000000 2008-07-01 -200000000 2008-10-01 -171000000 2009-01-01 -100000000 2009-04-01 -100000000 2009-07-01 -88000000 2009-10-01 -99000000 2010-01-01 -203000000 2010-04-01 -214000000 2010-07-01 -212000000 2010-10-01 -201000000 2011-01-01 -127000000 2011-04-01 -128000000 2011-07-01 -126000000 2011-10-01 -119000000 2012-01-01 -155000000 2012-04-01 -154000000 2012-07-01 -166000000 2012-10-01 2424000000 2013-01-01 -122000000 2013-04-01 -121000000 2013-07-01 -120000000 2013-10-01 41000000 2014-01-01 -69000000 2014-04-01 -73000000 2014-07-01 -74000000 2014-10-01 -72000000 2015-01-01 -8000000 2015-04-01 -8000000 2015-07-01 -8000000 2015-10-01 -8000000 2016-01-01 -117000000 2016-04-01 -78000000 2016-07-01 -111000000 2016-10-01 -107000000 2017-01-01 -64000000 2017-04-01 -18000000 2017-07-01 -63000000 2017-10-01 -60000000 2018-01-01 -96000000 2018-04-01 -40000000