Month	Thousands of Persons
2001-01-01	47.8
2001-02-01	47.7
2001-03-01	48.1
2001-04-01	47.4
2001-05-01	45.7
2001-06-01	45.6
2001-07-01	43.2
2001-08-01	43.1
2001-09-01	43.2
2001-10-01	42.9
2001-11-01	42.8
2001-12-01	44.0
2002-01-01	42.3
2002-02-01	42.0
2002-03-01	41.6
2002-04-01	40.6
2002-05-01	40.5
2002-06-01	40.9
2002-07-01	40.2
2002-08-01	40.4
2002-09-01	41.0
2002-10-01	41.1
2002-11-01	41.3
2002-12-01	41.5
2003-01-01	41.9
2003-02-01	42.4
2003-03-01	42.4
2003-04-01	42.7
2003-05-01	42.6
2003-06-01	42.5
2003-07-01	42.2
2003-08-01	42.5
2003-09-01	43.0
2003-10-01	43.9
2003-11-01	44.8
2003-12-01	44.8
2004-01-01	41.9
2004-02-01	42.1
2004-03-01	42.0
2004-04-01	41.1
2004-05-01	40.7
2004-06-01	41.5
2004-07-01	40.9
2004-08-01	41.0
2004-09-01	40.9
2004-10-01	41.3
2004-11-01	41.7
2004-12-01	42.5
2005-01-01	42.0
2005-02-01	42.0
2005-03-01	41.9
2005-04-01	41.1
2005-05-01	40.9
2005-06-01	41.1
2005-07-01	40.2
2005-08-01	40.1
2005-09-01	41.0
2005-10-01	41.3
2005-11-01	41.6
2005-12-01	42.1
2006-01-01	40.2
2006-02-01	40.2
2006-03-01	40.0
2006-04-01	39.4
2006-05-01	39.4
2006-06-01	39.4
2006-07-01	39.0
2006-08-01	39.1
2006-09-01	39.2
2006-10-01	39.6
2006-11-01	39.6
2006-12-01	40.2
2007-01-01	39.5
2007-02-01	40.0
2007-03-01	40.0
2007-04-01	39.6
2007-05-01	39.7
2007-06-01	39.4
2007-07-01	39.2
2007-08-01	38.9
2007-09-01	38.9
2007-10-01	38.3
2007-11-01	38.2
2007-12-01	38.3
2008-01-01	36.6
2008-02-01	36.8
2008-03-01	36.8
2008-04-01	36.5
2008-05-01	36.6
2008-06-01	36.4
2008-07-01	35.5
2008-08-01	35.6
2008-09-01	35.9
2008-10-01	35.6
2008-11-01	35.6
2008-12-01	36.4
2009-01-01	34.5
2009-02-01	33.9
2009-03-01	32.9
2009-04-01	32.6
2009-05-01	32.3
2009-06-01	32.0
2009-07-01	31.2
2009-08-01	31.0
2009-09-01	31.1
2009-10-01	30.5
2009-11-01	30.8
2009-12-01	31.2
2010-01-01	30.0
2010-02-01	30.2
2010-03-01	30.3
2010-04-01	30.2
2010-05-01	30.2
2010-06-01	30.3
2010-07-01	30.1
2010-08-01	30.0
2010-09-01	29.8
2010-10-01	29.8
2010-11-01	29.9
2010-12-01	30.3
2011-01-01	29.4
2011-02-01	29.5
2011-03-01	29.7
2011-04-01	29.5
2011-05-01	29.4
2011-06-01	29.3
2011-07-01	29.2
2011-08-01	28.9
2011-09-01	29.2
2011-10-01	29.1
2011-11-01	29.3
2011-12-01	29.3
2012-01-01	28.0
2012-02-01	27.9
2012-03-01	27.7
2012-04-01	27.5
2012-05-01	27.5
2012-06-01	27.6
2012-07-01	27.4
2012-08-01	27.4
2012-09-01	27.6
2012-10-01	27.5
2012-11-01	27.6
2012-12-01	28.0
2013-01-01	27.0
2013-02-01	27.3
2013-03-01	27.3
2013-04-01	26.9
2013-05-01	27.0
2013-06-01	27.1
2013-07-01	26.8
2013-08-01	26.9
2013-09-01	26.9
2013-10-01	26.9
2013-11-01	27.2
2013-12-01	27.7
2014-01-01	26.6
2014-02-01	26.5
2014-03-01	26.6
2014-04-01	26.1
2014-05-01	25.9
2014-06-01	26.1
2014-07-01	25.8
2014-08-01	25.7
2014-09-01	25.9
2014-10-01	26.0
2014-11-01	26.0
2014-12-01	26.8
2015-01-01	25.7
2015-02-01	25.9
2015-03-01	25.9
2015-04-01	25.8
2015-05-01	25.8
2015-06-01	25.8
2015-07-01	25.3
2015-08-01	25.3
2015-09-01	25.4
2015-10-01	25.4
2015-11-01	25.4
2015-12-01	26.6
2016-01-01	25.1
2016-02-01	25.2
2016-03-01	25.1
2016-04-01	24.8
2016-05-01	24.5
2016-06-01	24.7
2016-07-01	24.6
2016-08-01	24.5
2016-09-01	24.5
2016-10-01	24.4
2016-11-01	24.2
2016-12-01	24.6
2017-01-01	24.1
2017-02-01	24.1
2017-03-01	24.2
2017-04-01	23.8
2017-05-01	23.9
2017-06-01	23.8
2017-07-01	23.6
2017-08-01	23.5
2017-09-01	23.5
2017-10-01	23.5
2017-11-01	23.6
2017-12-01	23.7