Month Index 2015=100 1996-12-01 4.25 1997-01-01 5.67 1997-02-01 7.51 1997-03-01 19.05 1997-04-01 25.43 1997-05-01 26.40 1997-06-01 26.94 1997-07-01 27.09 1997-08-01 27.79 1997-09-01 29.00 1997-10-01 29.11 1997-11-01 29.31 1997-12-01 29.35 1998-01-01 29.46 1998-02-01 29.54 1998-03-01 29.53 1998-04-01 29.54 1998-05-01 29.63 1998-06-01 29.77 1998-07-01 29.98 1998-08-01 30.27 1998-09-01 33.04 1998-10-01 33.17 1998-11-01 33.17 1998-12-01 33.20 1999-01-01 36.51 1999-02-01 36.51 1999-03-01 36.57 1999-04-01 36.57 1999-05-01 36.57 1999-06-01 36.57 1999-07-01 39.60 1999-08-01 40.63 1999-09-01 40.62 1999-10-01 40.57 1999-11-01 40.50 1999-12-01 40.50 2000-01-01 43.05 2000-02-01 43.11 2000-03-01 43.22 2000-04-01 43.13 2000-05-01 43.36 2000-06-01 43.37 2000-07-01 43.40 2000-08-01 44.56 2000-09-01 44.91 2000-10-01 45.03 2000-11-01 45.17 2000-12-01 45.14 2001-01-01 45.08 2001-02-01 45.04 2001-03-01 45.01 2001-04-01 45.00 2001-05-01 45.01 2001-06-01 45.07 2001-07-01 45.09 2001-08-01 45.18 2001-09-01 45.24 2001-10-01 49.03 2001-11-01 49.09 2001-12-01 47.64 2002-01-01 49.92 2002-02-01 50.05 2002-03-01 50.09 2002-04-01 50.00 2002-05-01 49.90 2002-06-01 49.76 2002-07-01 56.66 2002-08-01 56.63 2002-09-01 56.65 2002-10-01 57.15 2002-11-01 57.69 2002-12-01 57.84 2003-01-01 58.08 2003-02-01 57.89 2003-03-01 57.87 2003-04-01 57.86 2003-05-01 57.61 2003-06-01 57.47 2003-07-01 64.12 2003-08-01 64.42 2003-09-01 64.58 2003-10-01 64.84 2003-11-01 64.48 2003-12-01 64.32 2004-01-01 64.30 2004-02-01 64.18 2004-03-01 64.02 2004-04-01 64.27 2004-05-01 64.24 2004-06-01 64.14 2004-07-01 69.21 2004-08-01 69.61 2004-09-01 69.59 2004-10-01 69.83 2004-11-01 69.96 2004-12-01 69.94 2005-01-01 69.93 2005-02-01 69.95 2005-03-01 69.90 2005-04-01 70.35 2005-05-01 70.33 2005-06-01 70.29 2005-07-01 70.67 2005-08-01 70.76 2005-09-01 70.89 2005-10-01 71.07 2005-11-01 73.66 2005-12-01 73.72 2006-01-01 73.78 2006-02-01 73.81 2006-03-01 73.82 2006-04-01 73.77 2006-05-01 73.77 2006-06-01 73.78 2006-07-01 74.14 2006-08-01 74.24 2006-09-01 74.30 2006-10-01 74.24 2006-11-01 75.03 2006-12-01 75.10 2007-01-01 75.19 2007-02-01 75.15 2007-03-01 75.16 2007-04-01 75.14 2007-05-01 75.11 2007-06-01 75.11 2007-07-01 78.98 2007-08-01 79.08 2007-09-01 79.21 2007-10-01 79.26 2007-11-01 79.42 2007-12-01 79.53 2008-01-01 79.99 2008-02-01 80.20 2008-03-01 80.18 2008-04-01 80.20 2008-05-01 80.31 2008-06-01 80.60 2008-07-01 89.60 2008-08-01 89.76 2008-09-01 90.16 2008-10-01 90.39 2008-11-01 91.80 2008-12-01 91.81 2009-01-01 93.92 2009-02-01 93.86 2009-03-01 91.75 2009-04-01 91.56 2009-05-01 91.39 2009-06-01 91.33 2009-07-01 88.63 2009-08-01 88.60 2009-09-01 88.51 2009-10-01 88.53 2009-11-01 87.44 2009-12-01 87.43 2010-01-01 88.07 2010-02-01 88.10 2010-03-01 88.04 2010-04-01 88.50 2010-05-01 88.47 2010-06-01 88.37 2010-07-01 90.31 2010-08-01 90.33 2010-09-01 90.46 2010-10-01 90.51 2010-11-01 91.75 2010-12-01 91.93 2011-01-01 91.08 2011-02-01 91.07 2011-03-01 91.04 2011-04-01 91.08 2011-05-01 91.08 2011-06-01 91.09 2011-07-01 92.88 2011-08-01 92.93 2011-09-01 92.97 2011-10-01 93.33 2011-11-01 94.08 2011-12-01 94.13 2012-01-01 94.22 2012-02-01 94.69 2012-03-01 94.71 2012-04-01 96.14 2012-05-01 96.11 2012-06-01 96.08 2012-07-01 105.22 2012-08-01 105.31 2012-09-01 105.50 2012-10-01 105.70 2012-11-01 105.94 2012-12-01 105.97 2013-01-01 104.73 2013-02-01 104.72 2013-03-01 99.80 2013-04-01 98.30 2013-05-01 98.23 2013-06-01 98.10 2013-07-01 98.07 2013-08-01 94.88 2013-09-01 94.88 2013-10-01 94.81 2013-11-01 94.73 2013-12-01 94.76 2014-01-01 92.85 2014-02-01 92.78 2014-03-01 92.74 2014-04-01 92.65 2014-05-01 92.60 2014-06-01 92.60 2014-07-01 93.95 2014-08-01 93.98 2014-09-01 94.06 2014-10-01 101.01 2014-11-01 101.37 2014-12-01 101.33 2015-01-01 101.31 2015-02-01 101.25 2015-03-01 101.28 2015-04-01 100.15 2015-05-01 100.12 2015-06-01 100.12 2015-07-01 99.66 2015-08-01 99.44 2015-09-01 99.50 2015-10-01 99.37 2015-11-01 98.85 2015-12-01 98.94 2016-01-01 98.91 2016-02-01 98.85 2016-03-01 98.80 2016-04-01 97.79 2016-05-01 97.74 2016-06-01 97.73 2016-07-01 97.60 2016-08-01 97.72 2016-09-01 97.80 2016-10-01 97.91 2016-11-01 97.77 2016-12-01 97.82 2017-01-01 98.40 2017-02-01 98.71 2017-03-01 98.57 2017-04-01 101.02 2017-05-01 101.06 2017-06-01 100.92 2017-07-01 102.05 2017-08-01 102.25 2017-09-01 102.64 2017-10-01 103.06 2017-11-01 103.69 2017-12-01 103.72 2018-01-01 103.80 2018-02-01 104.02 2018-03-01 103.96 2018-04-01 103.78 2018-05-01 103.74 2018-06-01 103.97 2018-07-01 105.96 2018-08-01 106.14 2018-09-01 106.57 2018-10-01 107.72