Month Index 2015=100 1996-12-01 10.80 1997-01-01 16.44 1997-02-01 43.08 1997-03-01 39.61 1997-04-01 40.85 1997-05-01 44.36 1997-06-01 45.52 1997-07-01 49.52 1997-08-01 50.83 1997-09-01 56.40 1997-10-01 57.07 1997-11-01 61.08 1997-12-01 62.29 1998-01-01 63.98 1998-02-01 65.36 1998-03-01 66.36 1998-04-01 65.31 1998-05-01 66.25 1998-06-01 65.42 1998-07-01 66.82 1998-08-01 68.46 1998-09-01 70.48 1998-10-01 70.90 1998-11-01 72.63 1998-12-01 74.05 1999-01-01 73.86 1999-02-01 74.58 1999-03-01 74.96 1999-04-01 74.42 1999-05-01 74.92 1999-06-01 73.68 1999-07-01 75.33 1999-08-01 75.59 1999-09-01 77.55 1999-10-01 77.67 1999-11-01 78.60 1999-12-01 78.56 2000-01-01 79.25 2000-02-01 80.12 2000-03-01 81.17 2000-04-01 82.39 2000-05-01 81.89 2000-06-01 81.72 2000-07-01 81.99 2000-08-01 82.06 2000-09-01 84.16 2000-10-01 85.87 2000-11-01 86.26 2000-12-01 87.00 2001-01-01 87.83 2001-02-01 89.01 2001-03-01 89.72 2001-04-01 89.21 2001-05-01 89.20 2001-06-01 89.13 2001-07-01 88.28 2001-08-01 89.78 2001-09-01 91.14 2001-10-01 91.38 2001-11-01 91.76 2001-12-01 92.26 2002-01-01 93.13 2002-02-01 93.41 2002-03-01 93.59 2002-04-01 93.04 2002-05-01 92.97 2002-06-01 91.91 2002-07-01 92.53 2002-08-01 92.38 2002-09-01 90.75 2002-10-01 90.99 2002-11-01 91.56 2002-12-01 91.93 2003-01-01 92.17 2003-02-01 92.30 2003-03-01 92.39 2003-04-01 91.76 2003-05-01 91.92 2003-06-01 93.78 2003-07-01 95.32 2003-08-01 95.67 2003-09-01 95.32 2003-10-01 95.46 2003-11-01 95.03 2003-12-01 95.09 2004-01-01 95.27 2004-02-01 95.27 2004-03-01 95.27 2004-04-01 94.89 2004-05-01 94.91 2004-06-01 94.49 2004-07-01 97.52 2004-08-01 96.72 2004-09-01 95.10 2004-10-01 95.19 2004-11-01 96.15 2004-12-01 96.27 2005-01-01 97.01 2005-02-01 97.08 2005-03-01 96.74 2005-04-01 96.14 2005-05-01 96.01 2005-06-01 96.54 2005-07-01 101.33 2005-08-01 101.86 2005-09-01 96.85 2005-10-01 96.99 2005-11-01 97.59 2005-12-01 97.81 2006-01-01 97.94 2006-02-01 97.96 2006-03-01 97.56 2006-04-01 96.76 2006-05-01 96.10 2006-06-01 97.35 2006-07-01 102.53 2006-08-01 102.90 2006-09-01 98.19 2006-10-01 98.01 2006-11-01 98.15 2006-12-01 101.09 2007-01-01 102.97 2007-02-01 103.59 2007-03-01 103.24 2007-04-01 101.48 2007-05-01 100.47 2007-06-01 100.78 2007-07-01 106.18 2007-08-01 106.32 2007-09-01 101.41 2007-10-01 101.50 2007-11-01 102.11 2007-12-01 102.98 2008-01-01 105.34 2008-02-01 105.67 2008-03-01 104.14 2008-04-01 102.87 2008-05-01 102.86 2008-06-01 103.96 2008-07-01 109.24 2008-08-01 109.87 2008-09-01 105.78 2008-10-01 106.74 2008-11-01 106.96 2008-12-01 111.43 2009-01-01 112.84 2009-02-01 112.58 2009-03-01 111.35 2009-04-01 108.75 2009-05-01 108.68 2009-06-01 110.32 2009-07-01 114.98 2009-08-01 115.36 2009-09-01 110.56 2009-10-01 111.07 2009-11-01 111.19 2009-12-01 114.38 2010-01-01 116.32 2010-02-01 116.92 2010-03-01 115.53 2010-04-01 113.19 2010-05-01 112.48 2010-06-01 112.49 2010-07-01 116.77 2010-08-01 116.71 2010-09-01 111.59 2010-10-01 111.24 2010-11-01 111.57 2010-12-01 113.14 2011-01-01 113.08 2011-02-01 113.06 2011-03-01 111.76 2011-04-01 109.56 2011-05-01 109.23 2011-06-01 109.92 2011-07-01 111.94 2011-08-01 111.36 2011-09-01 106.98 2011-10-01 106.48 2011-11-01 106.41 2011-12-01 107.94 2012-01-01 106.88 2012-02-01 106.56 2012-03-01 105.52 2012-04-01 104.34 2012-05-01 104.00 2012-06-01 103.96 2012-07-01 105.86 2012-08-01 105.24 2012-09-01 102.72 2012-10-01 103.61 2012-11-01 103.48 2012-12-01 105.04 2013-01-01 105.09 2013-02-01 104.70 2013-03-01 103.86 2013-04-01 101.18 2013-05-01 100.30 2013-06-01 101.76 2013-07-01 103.66 2013-08-01 103.01 2013-09-01 99.45 2013-10-01 99.36 2013-11-01 99.10 2013-12-01 100.56 2014-01-01 100.23 2014-02-01 99.97 2014-03-01 99.40 2014-04-01 97.90 2014-05-01 97.70 2014-06-01 99.27 2014-07-01 101.47 2014-08-01 101.55 2014-09-01 98.38 2014-10-01 97.25 2014-11-01 97.59 2014-12-01 100.38 2015-01-01 100.92 2015-02-01 100.66 2015-03-01 100.06 2015-04-01 99.83 2015-05-01 99.28 2015-06-01 98.90 2015-07-01 101.86 2015-08-01 101.78 2015-09-01 98.48 2015-10-01 98.79 2015-11-01 99.11 2015-12-01 100.35 2016-01-01 100.40 2016-02-01 99.93 2016-03-01 99.24 2016-04-01 98.07 2016-05-01 97.39 2016-06-01 97.40 2016-07-01 101.39 2016-08-01 101.65 2016-09-01 96.84 2016-10-01 97.55 2016-11-01 97.50 2016-12-01 99.15 2017-01-01 99.30 2017-02-01 98.90 2017-03-01 97.54 2017-04-01 95.28 2017-05-01 94.95 2017-06-01 94.75 2017-07-01 98.40 2017-08-01 98.44 2017-09-01 94.75 2017-10-01 97.39 2017-11-01 97.66 2017-12-01 99.47 2018-01-01 100.59 2018-02-01 101.25 2018-03-01 99.32 2018-04-01 98.16 2018-05-01 97.36 2018-06-01 96.63 2018-07-01 99.57 2018-08-01 99.85 2018-09-01 97.00 2018-10-01 99.56