Month Index source base, Not Seasonally adjusted 2009-12-01 91.668 2010-01-01 91.894 2010-02-01 91.939 2010-03-01 91.959 2010-04-01 91.925 2010-05-01 92.625 2010-06-01 93.176 2010-07-01 94.296 2010-08-01 94.447 2010-09-01 94.554 2010-10-01 94.526 2010-11-01 94.312 2010-12-01 94.676 2011-01-01 94.899 2011-02-01 95.231 2011-03-01 95.212 2011-04-01 95.003 2011-05-01 94.791 2011-06-01 94.995 2011-07-01 95.178 2011-08-01 95.479 2011-09-01 95.861 2011-10-01 95.987 2011-11-01 95.940 2011-12-01 96.096 2012-01-01 96.840 2012-02-01 96.786 2012-03-01 96.594 2012-04-01 96.531 2012-05-01 96.500 2012-06-01 96.761 2012-07-01 97.406 2012-08-01 97.179 2012-09-01 97.311 2012-10-01 97.228 2012-11-01 97.229 2012-12-01 97.582 2013-01-01 98.135 2013-02-01 98.277 2013-03-01 98.224 2013-04-01 98.525 2013-05-01 98.516 2013-06-01 98.558 2013-07-01 99.438 2013-08-01 99.681 2013-09-01 99.657 2013-10-01 99.679 2013-11-01 99.540 2013-12-01 100.000 2014-01-01 100.597 2014-02-01 100.496 2014-03-01 100.563 2014-04-01 100.448 2014-05-01 100.613 2014-06-01 101.004 2014-07-01 100.816 2014-08-01 101.233 2014-09-01 101.133 2014-10-01 101.385 2014-11-01 101.690 2014-12-01 101.896 2015-01-01 101.927 2015-02-01 102.101 2015-03-01 102.173 2015-04-01 101.908 2015-05-01 102.111 2015-06-01 102.428 2015-07-01 102.858 2015-08-01 103.109 2015-09-01 103.018 2015-10-01 103.586 2015-11-01 103.645 2015-12-01 103.848 2016-01-01 104.452 2016-02-01 104.616 2016-03-01 104.640 2016-04-01 104.545 2016-05-01 104.518 2016-06-01 104.915 2016-07-01 104.847 2016-08-01 105.177 2016-09-01 105.408 2016-10-01 105.819 2016-11-01 105.758 2016-12-01 106.170 2017-01-01 106.605 2017-02-01 106.546 2017-03-01 106.818 2017-04-01 109.115 2017-05-01 108.785 2017-06-01 108.734 2017-07-01 108.940 2017-08-01 108.916 2017-09-01 109.344 2017-10-01 110.479 2017-11-01 110.576 2017-12-01 110.331 2018-01-01 110.550 2018-02-01 110.733 2018-03-01 110.584 2018-04-01 111.292 2018-05-01 111.174 2018-06-01 111.331 2018-07-01 111.348 2018-08-01 111.366 2018-09-01 111.783