Monthly Hours per Week
2001-01-01 36.8
2001-02-01 37.7
2001-03-01 36.8
2001-04-01 35.6
2001-05-01 35.6
2001-06-01 35.6
2001-07-01 35.1
2001-08-01 35.4
2001-09-01 38.8
2001-10-01 37.1
2001-11-01 35.8
2001-12-01 39.0
2002-01-01 35.7
2002-02-01 40.3
2002-03-01 39.3
2002-04-01 39.2
2002-05-01 39.4
2002-06-01 42.4
2002-07-01 37.8
2002-08-01 41.1
2002-09-01 40.7
2002-10-01 38.9
2002-11-01 42.1
2002-12-01 42.7
2003-01-01 40.5
2003-02-01 43.2
2003-03-01 40.2
2003-04-01 40.1
2003-05-01 40.5
2003-06-01 41.6
2003-07-01 39.7
2003-08-01 42.5
2003-09-01 39.7
2003-10-01 39.3
2003-11-01 42.7
2003-12-01 40.3
2004-01-01 40.5
2004-02-01 42.2
2004-03-01 39.4
2004-04-01 40.8
2004-05-01 41.3
2004-06-01 40.7
2004-07-01 37.6
2004-08-01 39.1
2004-09-01 37.8
2004-10-01 37.4
2004-11-01 37.1
2004-12-01 36.5
2005-01-01 37.8
2005-02-01 36.8
2005-03-01 34.7
2005-04-01 36.7
2005-05-01 37.0
2005-06-01 36.4
2005-07-01 37.1
2005-08-01 35.8
2005-09-01 38.0
2005-10-01 37.6
2005-11-01 35.4
2005-12-01 35.2
2006-01-01 35.8
2006-02-01 35.4
2006-03-01 35.2
2006-04-01 39.9
2006-05-01 36.0
2006-06-01 37.5
2006-07-01 38.8
2006-08-01 36.8
2006-09-01 37.6
2006-10-01 38.2
2006-11-01 37.0
2006-12-01 36.6
2007-01-01 36.2
2007-02-01 38.3
2007-03-01 38.8
2007-04-01 38.9
2007-05-01 38.3
2007-06-01 38.7
2007-07-01 38.9
2007-08-01 38.9
2007-09-01 40.6
2007-10-01 38.2
2007-11-01 38.1
2007-12-01 39.8
2008-01-01 37.3
2008-02-01 37.5
2008-03-01 38.7
2008-04-01 37.7
2008-05-01 37.8
2008-06-01 38.8
2008-07-01 37.5
2008-08-01 37.0
2008-09-01 36.8
2008-10-01 37.7
2008-11-01 39.4
2008-12-01 37.6
2009-01-01 37.3
2009-02-01 38.7
2009-03-01 38.2
2009-04-01 37.7
2009-05-01 38.1
2009-06-01 38.4
2009-07-01 39.0
2009-08-01 39.4
2009-09-01 38.8
2009-10-01 38.7
2009-11-01 38.3
2009-12-01 37.9
2010-01-01 38.3
2010-02-01 38.3
2010-03-01 38.1
2010-04-01 37.5
2010-05-01 38.7
2010-06-01 39.5
2010-07-01 37.8
2010-08-01 40.2
2010-09-01 38.7
2010-10-01 39.5
2010-11-01 39.4
2010-12-01 39.5
2011-01-01 37.6
2011-02-01 38.1
2011-03-01 38.1
2011-04-01 38.6
2011-05-01 40.3
2011-06-01 37.8
2011-07-01 37.7
2011-08-01 38.4
2011-09-01 38.4
2011-10-01 38.7
2011-11-01 38.3
2011-12-01 38.2
2012-01-01 39.8
2012-02-01 38.6
2012-03-01 38.2
2012-04-01 37.7
2012-05-01 38.6
2012-06-01 38.8
2012-07-01 39.7
2012-08-01 38.9
2012-09-01 38.7
2012-10-01 39.5
2012-11-01 39.5
2012-12-01 39.5
2013-01-01 40.2
2013-02-01 40.5
2013-03-01 40.2
2013-04-01 39.7
2013-05-01 39.6
2013-06-01 39.8
2013-07-01 40.5
2013-08-01 40.8
2013-09-01 41.0
2013-10-01 41.5
2013-11-01 39.7
2013-12-01 42.0