Month Index source base 2016-12-01 100.0000 2017-01-01 103.1906 2017-02-01 103.7961 2017-03-01 105.5114 2017-04-01 108.2881 2017-05-01 109.0808 2017-06-01 111.6195 2017-07-01 115.6090 2017-08-01 116.3997 2017-09-01 119.5360 2017-10-01 121.0320 2017-11-01 121.8725 2017-12-01 122.7547 2018-01-01 127.0012 2018-02-01 128.2519 2018-03-01 129.8108 2018-04-01 132.3056 2018-05-01 135.6359 2018-06-01 140.1805 2018-07-01 147.2814 2018-08-01 152.1489 2018-09-01 162.4851