Month Index source base, Not Seasonally adjusted 2009-12-01 91.649 2010-01-01 91.702 2010-02-01 91.655 2010-03-01 91.682 2010-04-01 91.654 2010-05-01 91.622 2010-06-01 91.649 2010-07-01 91.696 2010-08-01 91.658 2010-09-01 91.785 2010-10-01 91.877 2010-11-01 92.134 2010-12-01 92.380 2011-01-01 92.590 2011-02-01 92.690 2011-03-01 92.807 2011-04-01 92.835 2011-05-01 92.898 2011-06-01 92.971 2011-07-01 93.153 2011-08-01 93.491 2011-09-01 93.721 2011-10-01 94.097 2011-11-01 94.361 2011-12-01 94.663 2012-01-01 94.857 2012-02-01 95.029 2012-03-01 95.171 2012-04-01 95.301 2012-05-01 95.415 2012-06-01 95.480 2012-07-01 95.737 2012-08-01 95.947 2012-09-01 96.221 2012-10-01 96.694 2012-11-01 96.936 2012-12-01 97.206 2013-01-01 97.428 2013-02-01 97.633 2013-03-01 97.840 2013-04-01 97.901 2013-05-01 98.112 2013-06-01 98.239 2013-07-01 98.452 2013-08-01 98.828 2013-09-01 99.061 2013-10-01 99.364 2013-11-01 99.636 2013-12-01 100.000 2014-01-01 100.232 2014-02-01 100.385 2014-03-01 100.662 2014-04-01 100.888 2014-05-01 101.113 2014-06-01 101.338 2014-07-01 101.679 2014-08-01 101.973 2014-09-01 102.323 2014-10-01 102.686 2014-11-01 103.105 2014-12-01 103.381 2015-01-01 103.638 2015-02-01 103.939 2015-03-01 104.212 2015-04-01 104.384 2015-05-01 104.622 2015-06-01 104.911 2015-07-01 105.301 2015-08-01 105.661 2015-09-01 106.117 2015-10-01 106.530 2015-11-01 106.859 2015-12-01 107.184 2016-01-01 107.479 2016-02-01 107.763 2016-03-01 108.025 2016-04-01 108.278 2016-05-01 108.595 2016-06-01 108.914 2016-07-01 109.268 2016-08-01 109.656 2016-09-01 110.040 2016-10-01 110.570 2016-11-01 111.006 2016-12-01 111.428 2017-01-01 111.698 2017-02-01 111.972 2017-03-01 112.214 2017-04-01 112.438 2017-05-01 112.770 2017-06-01 113.114 2017-07-01 113.431 2017-08-01 113.911 2017-09-01 114.201 2017-10-01 114.655 2017-11-01 115.085 2017-12-01 115.539 2018-01-01 115.865 2018-02-01 116.045 2018-03-01 116.267 2018-04-01 116.591 2018-05-01 116.859 2018-06-01 117.164 2018-07-01 117.544 2018-08-01 118.023 2018-09-01 118.347