Month Index 2015=100 1997-12-01 36.58 1998-01-01 36.39 1998-02-01 36.03 1998-03-01 35.08 1998-04-01 35.53 1998-05-01 35.43 1998-06-01 35.03 1998-07-01 35.51 1998-08-01 35.01 1998-09-01 34.39 1998-10-01 34.30 1998-11-01 33.89 1998-12-01 36.16 1999-01-01 36.70 1999-02-01 36.32 1999-03-01 36.70 1999-04-01 38.51 1999-05-01 39.14 1999-06-01 39.32 1999-07-01 40.40 1999-08-01 42.28 1999-09-01 43.16 1999-10-01 42.82 1999-11-01 43.23 1999-12-01 49.42 2000-01-01 49.50 2000-02-01 50.61 2000-03-01 52.40 2000-04-01 52.01 2000-05-01 52.34 2000-06-01 54.22 2000-07-01 55.02 2000-08-01 54.58 2000-09-01 56.97 2000-10-01 59.19 2000-11-01 61.57 2000-12-01 60.17 2001-01-01 57.93 2001-02-01 54.14 2001-03-01 54.68 2001-04-01 55.13 2001-05-01 57.06 2001-06-01 58.10 2001-07-01 58.73 2001-08-01 56.21 2001-09-01 55.89 2001-10-01 55.11 2001-11-01 53.13 2001-12-01 52.23 2002-01-01 52.17 2002-02-01 51.93 2002-03-01 51.61 2002-04-01 53.52 2002-05-01 54.82 2002-06-01 54.65 2002-07-01 54.47 2002-08-01 54.38 2002-09-01 54.08 2002-10-01 55.68 2002-11-01 54.19 2002-12-01 53.25 2003-01-01 54.57 2003-02-01 56.55 2003-03-01 58.15 2003-04-01 57.31 2003-05-01 54.27 2003-06-01 51.31 2003-07-01 50.79 2003-08-01 50.82 2003-09-01 54.88 2003-10-01 54.98 2003-11-01 53.59 2003-12-01 52.20 2004-01-01 52.58 2004-02-01 53.83 2004-03-01 54.06 2004-04-01 56.23 2004-05-01 65.77 2004-06-01 66.62 2004-07-01 63.04 2004-08-01 64.98 2004-09-01 64.08 2004-10-01 65.38 2004-11-01 68.20 2004-12-01 67.47 2005-01-01 63.15 2005-02-01 65.44 2005-03-01 67.82 2005-04-01 71.09 2005-05-01 70.60 2005-06-01 72.40 2005-07-01 76.09 2005-08-01 78.23 2005-09-01 85.81 2005-10-01 84.06 2005-11-01 77.64 2005-12-01 75.56 2006-01-01 76.96 2006-02-01 79.76 2006-03-01 78.48 2006-04-01 82.47 2006-05-01 84.90 2006-06-01 83.02 2006-07-01 84.73 2006-08-01 87.28 2006-09-01 77.70 2006-10-01 72.05 2006-11-01 73.95 2006-12-01 74.74 2007-01-01 73.44 2007-02-01 73.43 2007-03-01 77.64 2007-04-01 78.74 2007-05-01 82.97 2007-06-01 83.50 2007-07-01 83.97 2007-08-01 79.97 2007-09-01 81.88 2007-10-01 79.89 2007-11-01 84.73 2007-12-01 87.18 2008-01-01 95.02 2008-02-01 93.17 2008-03-01 97.71 2008-04-01 98.54 2008-05-01 102.59 2008-06-01 109.09 2008-07-01 110.39 2008-08-01 104.97 2008-09-01 103.04 2008-10-01 95.35 2008-11-01 85.53 2008-12-01 78.66 2009-01-01 71.54 2009-02-01 75.01 2009-03-01 75.62 2009-04-01 78.22 2009-05-01 80.67 2009-06-01 86.00 2009-07-01 88.05 2009-08-01 92.20 2009-09-01 90.90 2009-10-01 90.06 2009-11-01 91.57 2009-12-01 92.61 2010-01-01 97.80 2010-02-01 98.64 2010-03-01 100.79 2010-04-01 103.95 2010-05-01 104.44 2010-06-01 102.80 2010-07-01 101.42 2010-08-01 101.17 2010-09-01 100.02 2010-10-01 101.58 2010-11-01 102.94 2010-12-01 107.56 2011-01-01 110.72 2011-02-01 112.24 2011-03-01 115.71 2011-04-01 115.41 2011-05-01 113.59 2011-06-01 112.34 2011-07-01 112.64 2011-08-01 115.05 2011-09-01 117.33 2011-10-01 117.11 2011-11-01 117.26 2011-12-01 118.49 2012-01-01 122.35 2012-02-01 125.36 2012-03-01 128.92 2012-04-01 131.09 2012-05-01 124.32 2012-06-01 121.11 2012-07-01 120.08 2012-08-01 126.41 2012-09-01 129.69 2012-10-01 127.38 2012-11-01 122.95 2012-12-01 121.35 2013-01-01 122.06 2013-02-01 125.38 2013-03-01 124.18 2013-04-01 122.40 2013-05-01 117.29 2013-06-01 118.05 2013-07-01 119.90 2013-08-01 120.44 2013-09-01 121.24 2013-10-01 117.71 2013-11-01 117.13 2013-12-01 119.06 2014-01-01 118.30 2014-02-01 119.58 2014-03-01 117.95 2014-04-01 118.31 2014-05-01 117.36 2014-06-01 118.91 2014-07-01 119.05 2014-08-01 116.22 2014-09-01 115.75 2014-10-01 114.30 2014-11-01 111.88 2014-12-01 102.24 2015-01-01 93.76 2015-02-01 99.94 2015-03-01 104.52 2015-04-01 105.43 2015-05-01 108.35 2015-06-01 108.75 2015-07-01 105.68 2015-08-01 99.84 2015-09-01 95.06 2015-10-01 92.64 2015-11-01 95.91 2015-12-01 90.11 2016-01-01 87.40 2016-02-01 90.27 2016-03-01 92.93 2016-04-01 95.07 2016-05-01 96.15 2016-06-01 98.17 2016-07-01 96.50 2016-08-01 97.12 2016-09-01 97.31 2016-10-01 99.16 2016-11-01 99.53 2016-12-01 104.71 2017-01-01 106.29 2017-02-01 111.54 2017-03-01 110.11 2017-04-01 110.58 2017-05-01 107.07 2017-06-01 106.29 2017-07-01 104.88 2017-08-01 106.45 2017-09-01 107.64 2017-10-01 107.03 2017-11-01 115.30 2017-12-01 114.74 2018-01-01 119.45 2018-02-01 118.21 2018-03-01 116.91 2018-04-01 119.86 2018-05-01 121.63 2018-06-01 124.78 2018-07-01 123.96 2018-08-01 123.47 2018-09-01 121.99 2018-10-01 128.54