Month	Thousands of Persons
1990-01-01	55.8
1990-02-01	56.8
1990-03-01	57.0
1990-04-01	56.6
1990-05-01	56.2
1990-06-01	55.9
1990-07-01	55.8
1990-08-01	56.1
1990-09-01	56.2
1990-10-01	56.8
1990-11-01	56.8
1990-12-01	56.5
1991-01-01	54.9
1991-02-01	55.4
1991-03-01	56.0
1991-04-01	54.9
1991-05-01	54.6
1991-06-01	54.4
1991-07-01	53.3
1991-08-01	53.2
1991-09-01	53.6
1991-10-01	54.2
1991-11-01	54.7
1991-12-01	54.5
1992-01-01	53.5
1992-02-01	53.8
1992-03-01	54.2
1992-04-01	53.3
1992-05-01	53.8
1992-06-01	54.0
1992-07-01	53.4
1992-08-01	53.5
1992-09-01	53.8
1992-10-01	53.8
1992-11-01	53.9
1992-12-01	54.1
1993-01-01	52.7
1993-02-01	52.5
1993-03-01	52.3
1993-04-01	53.0
1993-05-01	53.4
1993-06-01	53.4
1993-07-01	52.9
1993-08-01	53.8
1993-09-01	54.3
1993-10-01	53.5
1993-11-01	53.9
1993-12-01	54.5
1994-01-01	54.4
1994-02-01	54.6
1994-03-01	54.8
1994-04-01	55.4
1994-05-01	55.5
1994-06-01	55.7
1994-07-01	54.8
1994-08-01	55.1
1994-09-01	55.8
1994-10-01	55.9
1994-11-01	55.6
1994-12-01	56.3
1995-01-01	56.1
1995-02-01	56.4
1995-03-01	56.9
1995-04-01	56.8
1995-05-01	57.2
1995-06-01	56.8
1995-07-01	57.1
1995-08-01	57.4
1995-09-01	57.7
1995-10-01	58.5
1995-11-01	58.4
1995-12-01	59.1
1996-01-01	60.8
1996-02-01	57.2
1996-03-01	57.4
1996-04-01	58.6
1996-05-01	58.9
1996-06-01	58.9
1996-07-01	58.4
1996-08-01	58.9
1996-09-01	58.6
1996-10-01	60.9
1996-11-01	61.0
1996-12-01	61.4
1997-01-01	59.4
1997-02-01	60.0
1997-03-01	60.4
1997-04-01	60.7
1997-05-01	60.0
1997-06-01	60.4
1997-07-01	59.5
1997-08-01	59.4
1997-09-01	60.3
1997-10-01	61.5
1997-11-01	61.0
1997-12-01	61.0
1998-01-01	58.1
1998-02-01	58.9
1998-03-01	58.7
1998-04-01	58.5
1998-05-01	58.2
1998-06-01	58.0
1998-07-01	56.4
1998-08-01	56.4
1998-09-01	56.7
1998-10-01	56.0
1998-11-01	57.5
1998-12-01	58.0
1999-01-01	56.4
1999-02-01	56.6
1999-03-01	56.3
1999-04-01	57.5
1999-05-01	57.6
1999-06-01	57.6
1999-07-01	57.9
1999-08-01	57.8
1999-09-01	57.8
1999-10-01	57.3
1999-11-01	57.3
1999-12-01	57.3
2000-01-01	57.3
2000-02-01	57.3
2000-03-01	57.5
2000-04-01	56.9
2000-05-01	57.2
2000-06-01	57.0
2000-07-01	57.1
2000-08-01	56.8
2000-09-01	57.9
2000-10-01	57.1
2000-11-01	57.5
2000-12-01	57.9
2001-01-01	56.3
2001-02-01	56.4
2001-03-01	56.6
2001-04-01	56.4
2001-05-01	55.0
2001-06-01	55.6
2001-07-01	52.9
2001-08-01	51.6
2001-09-01	51.6
2001-10-01	51.0
2001-11-01	50.7
2001-12-01	51.6
2002-01-01	50.4
2002-02-01	49.8
2002-03-01	49.5
2002-04-01	48.9
2002-05-01	49.1
2002-06-01	48.9
2002-07-01	48.5
2002-08-01	48.7
2002-09-01	49.1
2002-10-01	49.2
2002-11-01	49.4
2002-12-01	50.1
2003-01-01	47.3
2003-02-01	47.8
2003-03-01	47.8
2003-04-01	48.5
2003-05-01	48.2
2003-06-01	48.2
2003-07-01	47.8
2003-08-01	48.0
2003-09-01	48.5
2003-10-01	49.4
2003-11-01	50.1
2003-12-01	50.5
2004-01-01	48.8
2004-02-01	49.0
2004-03-01	49.1
2004-04-01	48.3
2004-05-01	47.9
2004-06-01	48.3
2004-07-01	47.4
2004-08-01	47.6
2004-09-01	47.5
2004-10-01	47.9
2004-11-01	48.4
2004-12-01	49.2
2005-01-01	48.7
2005-02-01	48.7
2005-03-01	48.8
2005-04-01	47.6
2005-05-01	47.4
2005-06-01	47.6
2005-07-01	46.7
2005-08-01	46.5
2005-09-01	46.7
2005-10-01	47.1
2005-11-01	47.3
2005-12-01	48.0
2006-01-01	46.0
2006-02-01	46.1
2006-03-01	45.9
2006-04-01	45.3
2006-05-01	45.3
2006-06-01	45.3
2006-07-01	44.7
2006-08-01	44.8
2006-09-01	45.0
2006-10-01	45.5
2006-11-01	45.6
2006-12-01	46.2
2007-01-01	45.5
2007-02-01	45.8
2007-03-01	45.9
2007-04-01	45.4
2007-05-01	45.4
2007-06-01	45.2
2007-07-01	44.8
2007-08-01	44.5
2007-09-01	44.6
2007-10-01	43.9
2007-11-01	43.7
2007-12-01	44.0
2008-01-01	42.2
2008-02-01	42.2
2008-03-01	42.2
2008-04-01	41.8
2008-05-01	41.8
2008-06-01	41.5
2008-07-01	40.7
2008-08-01	40.5
2008-09-01	40.7
2008-10-01	40.5
2008-11-01	40.5
2008-12-01	41.4
2009-01-01	39.5
2009-02-01	38.9
2009-03-01	37.7
2009-04-01	37.4
2009-05-01	36.7
2009-06-01	36.4
2009-07-01	35.5
2009-08-01	35.3
2009-09-01	35.4
2009-10-01	34.8
2009-11-01	35.0
2009-12-01	35.5
2010-01-01	34.2
2010-02-01	34.3
2010-03-01	34.4
2010-04-01	34.2
2010-05-01	34.4
2010-06-01	34.5
2010-07-01	34.2
2010-08-01	34.1
2010-09-01	34.1
2010-10-01	34.1
2010-11-01	34.2
2010-12-01	34.6
2011-01-01	33.6
2011-02-01	33.6
2011-03-01	33.8
2011-04-01	33.5
2011-05-01	33.5
2011-06-01	33.5
2011-07-01	33.5
2011-08-01	33.2
2011-09-01	33.5
2011-10-01	33.3
2011-11-01	33.6
2011-12-01	34.1
2012-01-01	33.4
2012-02-01	33.2
2012-03-01	33.0
2012-04-01	32.9
2012-05-01	32.9
2012-06-01	33.1
2012-07-01	32.9
2012-08-01	32.8
2012-09-01	33.0
2012-10-01	33.0
2012-11-01	33.1
2012-12-01	33.5
2013-01-01	32.5
2013-02-01	32.5
2013-03-01	32.7
2013-04-01	32.4
2013-05-01	32.5
2013-06-01	32.7
2013-07-01	32.4
2013-08-01	32.4
2013-09-01	32.5
2013-10-01	32.7
2013-11-01	32.8
2013-12-01	33.2
2014-01-01	32.1
2014-02-01	32.2
2014-03-01	32.2
2014-04-01	31.9
2014-05-01	31.9
2014-06-01	32.0
2014-07-01	31.9
2014-08-01	31.8
2014-09-01	32.1
2014-10-01	32.2
2014-11-01	32.2
2014-12-01	33.1
2015-01-01	31.7
2015-02-01	31.9
2015-03-01	32.1
2015-04-01	31.9
2015-05-01	31.8
2015-06-01	31.8
2015-07-01	31.4
2015-08-01	31.3
2015-09-01	31.4
2015-10-01	31.3
2015-11-01	31.2
2015-12-01	31.8
2016-01-01	30.6
2016-02-01	30.6
2016-03-01	30.6
2016-04-01	30.2
2016-05-01	30.2
2016-06-01	30.2
2016-07-01	30.1
2016-08-01	30.0
2016-09-01	30.0
2016-10-01	30.2
2016-11-01	30.3
2016-12-01	30.7
2017-01-01	29.8
2017-02-01	29.8
2017-03-01	29.9
2017-04-01	29.7
2017-05-01	29.8
2017-06-01	29.8
2017-07-01	29.6
2017-08-01	29.5
2017-09-01	29.6
2017-10-01	29.3
2017-11-01	29.6
2017-12-01	29.9
2018-01-01	29.3
2018-02-01	29.5
2018-03-01	29.8
2018-04-01	29.6
2018-05-01	29.6
2018-06-01	29.7
2018-07-01	29.6
2018-08-01	29.6
2018-09-01	29.8
2018-10-01	29.8