Month Index source base, Not Seasonally adjusted 2009-12-01 91.391 2010-01-01 92.414 2010-02-01 93.382 2010-03-01 94.677 2010-04-01 95.084 2010-05-01 95.574 2010-06-01 96.891 2010-07-01 97.457 2010-08-01 96.901 2010-09-01 96.273 2010-10-01 95.527 2010-11-01 93.678 2010-12-01 93.482 2011-01-01 94.292 2011-02-01 95.279 2011-03-01 96.799 2011-04-01 96.989 2011-05-01 98.009 2011-06-01 99.876 2011-07-01 101.327 2011-08-01 100.545 2011-09-01 99.370 2011-10-01 98.124 2011-11-01 96.463 2011-12-01 95.826 2012-01-01 96.420 2012-02-01 97.004 2012-03-01 97.502 2012-04-01 97.751 2012-05-01 98.261 2012-06-01 98.961 2012-07-01 99.053 2012-08-01 98.980 2012-09-01 98.862 2012-10-01 98.735 2012-11-01 98.232 2012-12-01 98.083 2013-01-01 98.619 2013-02-01 99.056 2013-03-01 99.622 2013-04-01 99.967 2013-05-01 100.444 2013-06-01 100.899 2013-07-01 101.214 2013-08-01 100.962 2013-09-01 100.658 2013-10-01 100.222 2013-11-01 100.177 2013-12-01 100.000 2014-01-01 100.536 2014-02-01 101.194 2014-03-01 102.052 2014-04-01 102.331 2014-05-01 103.084 2014-06-01 103.360 2014-07-01 103.825 2014-08-01 103.761 2014-09-01 103.671 2014-10-01 103.655 2014-11-01 103.344 2014-12-01 103.307 2015-01-01 103.983 2015-02-01 104.559 2015-03-01 105.269 2015-04-01 105.530 2015-05-01 105.833 2015-06-01 106.068 2015-07-01 106.606 2015-08-01 106.338 2015-09-01 106.478 2015-10-01 106.460 2015-11-01 106.042 2015-12-01 105.782 2016-01-01 106.737 2016-02-01 107.425 2016-03-01 107.969 2016-04-01 108.102 2016-05-01 108.740 2016-06-01 109.389 2016-07-01 109.367 2016-08-01 109.386 2016-09-01 109.224 2016-10-01 109.225 2016-11-01 108.435 2016-12-01 108.325 2017-01-01 109.172 2017-02-01 109.877 2017-03-01 110.220 2017-04-01 110.675 2017-05-01 111.211 2017-06-01 111.415 2017-07-01 111.007 2017-08-01 111.504 2017-09-01 111.548 2017-10-01 111.586 2017-11-01 110.767 2017-12-01 110.744 2018-01-01 111.368 2018-02-01 112.086 2018-03-01 112.966 2018-04-01 113.332 2018-05-01 114.445 2018-06-01 114.364 2018-07-01 114.424 2018-08-01 114.415 2018-09-01 114.118