Month Index 2015=100 1997-12-01 41.15 1998-01-01 41.76 1998-02-01 42.15 1998-03-01 42.42 1998-04-01 42.73 1998-05-01 43.13 1998-06-01 43.16 1998-07-01 43.83 1998-08-01 43.42 1998-09-01 42.63 1998-10-01 42.49 1998-11-01 42.54 1998-12-01 42.66 1999-01-01 43.56 1999-02-01 43.55 1999-03-01 44.04 1999-04-01 44.29 1999-05-01 44.29 1999-06-01 44.39 1999-07-01 44.32 1999-08-01 43.90 1999-09-01 43.39 1999-10-01 43.40 1999-11-01 43.70 1999-12-01 44.55 2000-01-01 44.74 2000-02-01 45.09 2000-03-01 45.26 2000-04-01 45.07 2000-05-01 45.13 2000-06-01 45.41 2000-07-01 46.44 2000-08-01 46.20 2000-09-01 46.36 2000-10-01 46.97 2000-11-01 47.37 2000-12-01 47.46 2001-01-01 48.34 2001-02-01 48.22 2001-03-01 48.68 2001-04-01 49.21 2001-05-01 50.16 2001-06-01 50.93 2001-07-01 51.47 2001-08-01 50.95 2001-09-01 50.57 2001-10-01 50.34 2001-11-01 50.07 2001-12-01 50.27 2002-01-01 51.89 2002-02-01 52.47 2002-03-01 52.88 2002-04-01 54.79 2002-05-01 55.26 2002-06-01 54.94 2002-07-01 54.34 2002-08-01 52.96 2002-09-01 52.54 2002-10-01 53.10 2002-11-01 52.94 2002-12-01 53.05 2003-01-01 53.68 2003-02-01 54.25 2003-03-01 54.74 2003-04-01 54.69 2003-05-01 53.93 2003-06-01 53.12 2003-07-01 53.06 2003-08-01 52.43 2003-09-01 53.02 2003-10-01 52.82 2003-11-01 52.60 2003-12-01 52.35 2004-01-01 52.96 2004-02-01 53.34 2004-03-01 53.75 2004-04-01 54.42 2004-05-01 56.99 2004-06-01 57.51 2004-07-01 56.89 2004-08-01 56.51 2004-09-01 56.11 2004-10-01 56.65 2004-11-01 57.46 2004-12-01 57.87 2005-01-01 57.16 2005-02-01 57.84 2005-03-01 59.49 2005-04-01 60.04 2005-05-01 60.26 2005-06-01 61.39 2005-07-01 62.10 2005-08-01 62.25 2005-09-01 63.76 2005-10-01 63.41 2005-11-01 62.56 2005-12-01 62.05 2006-01-01 63.18 2006-02-01 64.25 2006-03-01 64.23 2006-04-01 65.33 2006-05-01 66.19 2006-06-01 66.16 2006-07-01 67.08 2006-08-01 68.06 2006-09-01 65.91 2006-10-01 65.17 2006-11-01 65.93 2006-12-01 66.26 2007-01-01 67.20 2007-02-01 66.93 2007-03-01 68.09 2007-04-01 69.02 2007-05-01 69.56 2007-06-01 69.84 2007-07-01 72.02 2007-08-01 71.23 2007-09-01 71.91 2007-10-01 72.76 2007-11-01 74.90 2007-12-01 76.18 2008-01-01 79.80 2008-02-01 79.35 2008-03-01 80.47 2008-04-01 82.44 2008-05-01 83.73 2008-06-01 85.34 2008-07-01 86.01 2008-08-01 84.06 2008-09-01 83.42 2008-10-01 85.30 2008-11-01 84.04 2008-12-01 83.17 2009-01-01 81.65 2009-02-01 81.04 2009-03-01 80.23 2009-04-01 79.13 2009-05-01 79.14 2009-06-01 79.47 2009-07-01 81.20 2009-08-01 80.83 2009-09-01 80.05 2009-10-01 80.01 2009-11-01 80.08 2009-12-01 80.59 2010-01-01 83.07 2010-02-01 83.62 2010-03-01 86.15 2010-04-01 87.65 2010-05-01 87.11 2010-06-01 86.74 2010-07-01 87.16 2010-08-01 86.68 2010-09-01 87.28 2010-10-01 87.28 2010-11-01 88.76 2010-12-01 90.44 2011-01-01 90.19 2011-02-01 92.15 2011-03-01 92.99 2011-04-01 93.79 2011-05-01 93.41 2011-06-01 92.77 2011-07-01 93.46 2011-08-01 94.03 2011-09-01 94.14 2011-10-01 93.90 2011-11-01 94.50 2011-12-01 95.19 2012-01-01 97.86 2012-02-01 98.63 2012-03-01 100.02 2012-04-01 100.37 2012-05-01 99.17 2012-06-01 99.33 2012-07-01 100.24 2012-08-01 102.04 2012-09-01 103.12 2012-10-01 103.30 2012-11-01 102.54 2012-12-01 102.35 2013-01-01 105.97 2013-02-01 107.53 2013-03-01 108.39 2013-04-01 108.18 2013-05-01 107.84 2013-06-01 109.34 2013-07-01 109.67 2013-08-01 108.85 2013-09-01 107.95 2013-10-01 106.56 2013-11-01 105.53 2013-12-01 105.07 2014-01-01 106.04 2014-02-01 105.58 2014-03-01 105.26 2014-04-01 104.72 2014-05-01 104.57 2014-06-01 104.55 2014-07-01 104.91 2014-08-01 103.19 2014-09-01 103.92 2014-10-01 103.02 2014-11-01 102.24 2014-12-01 100.95 2015-01-01 99.02 2015-02-01 100.74 2015-03-01 101.31 2015-04-01 102.56 2015-05-01 103.31 2015-06-01 102.44 2015-07-01 101.44 2015-08-01 100.02 2015-09-01 98.42 2015-10-01 97.76 2015-11-01 97.54 2015-12-01 95.41 2016-01-01 95.94 2016-02-01 96.70 2016-03-01 97.55 2016-04-01 97.82 2016-05-01 97.58 2016-06-01 99.15 2016-07-01 99.92 2016-08-01 98.42 2016-09-01 97.74 2016-10-01 97.68 2016-11-01 98.41 2016-12-01 99.69 2017-01-01 100.81 2017-02-01 102.98 2017-03-01 102.65 2017-04-01 103.07 2017-05-01 102.93 2017-06-01 103.07 2017-07-01 103.60 2017-08-01 103.42 2017-09-01 102.82 2017-10-01 102.37 2017-11-01 104.56 2017-12-01 104.72 2018-01-01 106.91 2018-02-01 108.01 2018-03-01 107.94 2018-04-01 108.04 2018-05-01 108.26 2018-06-01 110.69 2018-07-01 111.94 2018-08-01 111.09 2018-09-01 111.12 2018-10-01 112.02