Month Index source base, Not Seasonally adjusted 2008-01-01 48.3 2008-02-01 48.3 2008-03-01 51.6 2008-04-01 51.6 2008-05-01 51.6 2008-06-01 51.6 2008-07-01 51.6 2008-08-01 51.6 2008-09-01 51.6 2008-10-01 51.6 2008-11-01 51.6 2008-12-01 51.6 2009-01-01 51.6 2009-02-01 51.6 2009-03-01 56.8 2009-04-01 56.8 2009-05-01 56.8 2009-06-01 56.8 2009-07-01 56.8 2009-08-01 56.8 2009-09-01 56.8 2009-10-01 56.8 2009-11-01 56.8 2009-12-01 56.8 2010-01-01 56.8 2010-02-01 56.8 2010-03-01 62.1 2010-04-01 62.1 2010-05-01 62.1 2010-06-01 62.1 2010-07-01 62.1 2010-08-01 62.1 2010-09-01 62.1 2010-10-01 62.1 2010-11-01 62.1 2010-12-01 62.1 2011-01-01 62.1 2011-02-01 62.1 2011-03-01 67.6 2011-04-01 67.6 2011-05-01 67.6 2011-06-01 67.6 2011-07-01 67.6 2011-08-01 67.6 2011-09-01 67.6 2011-10-01 67.6 2011-11-01 67.6 2011-12-01 67.6 2012-01-01 67.6 2012-02-01 67.6 2012-03-01 73.7 2012-04-01 73.7 2012-05-01 73.7 2012-06-01 73.7 2012-07-01 73.7 2012-08-01 73.7 2012-09-01 73.7 2012-10-01 73.7 2012-11-01 73.7 2012-12-01 73.7 2013-01-01 73.7 2013-02-01 73.7 2013-03-01 80.3 2013-04-01 80.3 2013-05-01 80.3 2013-06-01 80.3 2013-07-01 80.3 2013-08-01 80.3 2013-09-01 80.3 2013-10-01 80.3 2013-11-01 80.3 2013-12-01 80.3 2014-01-01 80.3 2014-02-01 80.3 2014-03-01 87.4 2014-04-01 87.4 2014-05-01 87.4 2014-06-01 87.4 2014-07-01 87.4 2014-08-01 87.4 2014-09-01 87.4 2014-10-01 87.4 2014-11-01 87.4 2014-12-01 87.4 2015-01-01 87.4 2015-02-01 87.4 2015-03-01 95.6 2015-04-01 95.6 2015-05-01 95.6 2015-06-01 95.6 2015-07-01 95.6 2015-08-01 95.6 2015-09-01 95.6 2015-10-01 95.6 2015-11-01 95.6 2015-12-01 95.6 2016-01-01 95.6 2016-02-01 95.6 2016-03-01 100.0 2016-04-01 100.0 2016-05-01 100.0 2016-06-01 100.0 2016-07-01 100.0 2016-08-01 100.0 2016-09-01 100.0 2016-10-01 100.0 2016-11-01 100.0 2016-12-01 100.0 2017-01-01 100.0 2017-02-01 100.0 2017-03-01 107.0 2017-04-01 107.0 2017-05-01 107.0 2017-06-01 107.0 2017-07-01 107.0 2017-08-01 107.0 2017-09-01 107.0 2017-10-01 107.0 2017-11-01 107.0 2017-12-01 107.0 2018-01-01 107.0 2018-02-01 107.0 2018-03-01 114.1 2018-04-01 114.1 2018-05-01 114.1 2018-06-01 114.1 2018-07-01 114.1 2018-08-01 114.1 2018-09-01 114.1