Month Index 2015=100 1996-12-01 4.41 1997-01-01 6.02 1997-02-01 22.14 1997-03-01 24.17 1997-04-01 23.09 1997-05-01 23.18 1997-06-01 24.64 1997-07-01 25.37 1997-08-01 26.97 1997-09-01 29.65 1997-10-01 31.85 1997-11-01 32.78 1997-12-01 33.62 1998-01-01 34.21 1998-02-01 35.17 1998-03-01 35.51 1998-04-01 36.28 1998-05-01 36.50 1998-06-01 36.53 1998-07-01 36.73 1998-08-01 36.82 1998-09-01 38.01 1998-10-01 38.62 1998-11-01 38.89 1998-12-01 39.20 1999-01-01 38.73 1999-02-01 39.18 1999-03-01 39.85 1999-04-01 40.24 1999-05-01 40.31 1999-06-01 40.00 1999-07-01 40.47 1999-08-01 41.55 1999-09-01 42.55 1999-10-01 42.01 1999-11-01 42.38 1999-12-01 42.64 2000-01-01 43.01 2000-02-01 43.32 2000-03-01 43.60 2000-04-01 43.75 2000-05-01 43.75 2000-06-01 43.75 2000-07-01 43.84 2000-08-01 44.38 2000-09-01 44.68 2000-10-01 45.05 2000-11-01 45.55 2000-12-01 45.98 2001-01-01 46.17 2001-02-01 46.35 2001-03-01 46.47 2001-04-01 46.66 2001-05-01 46.65 2001-06-01 46.57 2001-07-01 46.58 2001-08-01 46.74 2001-09-01 47.00 2001-10-01 47.12 2001-11-01 47.25 2001-12-01 47.43 2002-01-01 48.16 2002-02-01 48.68 2002-03-01 48.80 2002-04-01 48.89 2002-05-01 48.78 2002-06-01 48.86 2002-07-01 48.70 2002-08-01 49.00 2002-09-01 49.10 2002-10-01 49.36 2002-11-01 49.58 2002-12-01 49.61 2003-01-01 50.26 2003-02-01 50.49 2003-03-01 50.47 2003-04-01 50.66 2003-05-01 50.81 2003-06-01 51.02 2003-07-01 50.97 2003-08-01 51.14 2003-09-01 51.17 2003-10-01 51.27 2003-11-01 51.58 2003-12-01 51.77 2004-01-01 52.45 2004-02-01 52.71 2004-03-01 52.82 2004-04-01 52.87 2004-05-01 52.94 2004-06-01 52.87 2004-07-01 52.96 2004-08-01 53.35 2004-09-01 53.27 2004-10-01 53.36 2004-11-01 53.46 2004-12-01 53.53 2005-01-01 53.62 2005-02-01 53.92 2005-03-01 54.23 2005-04-01 54.50 2005-05-01 54.75 2005-06-01 54.97 2005-07-01 55.01 2005-08-01 55.26 2005-09-01 55.71 2005-10-01 56.33 2005-11-01 56.56 2005-12-01 56.98 2006-01-01 57.29 2006-02-01 57.68 2006-03-01 57.91 2006-04-01 58.47 2006-05-01 58.67 2006-06-01 58.79 2006-07-01 59.12 2006-08-01 59.19 2006-09-01 59.22 2006-10-01 59.68 2006-11-01 60.44 2006-12-01 60.96 2007-01-01 62.30 2007-02-01 62.85 2007-03-01 63.12 2007-04-01 63.42 2007-05-01 63.89 2007-06-01 64.09 2007-07-01 64.94 2007-08-01 68.10 2007-09-01 70.09 2007-10-01 70.66 2007-11-01 72.46 2007-12-01 73.35 2008-01-01 74.06 2008-02-01 75.38 2008-03-01 76.46 2008-04-01 77.13 2008-05-01 77.60 2008-06-01 78.40 2008-07-01 80.01 2008-08-01 81.22 2008-09-01 82.15 2008-10-01 82.91 2008-11-01 83.47 2008-12-01 84.08 2009-01-01 84.60 2009-02-01 85.54 2009-03-01 85.71 2009-04-01 85.99 2009-05-01 86.11 2009-06-01 86.16 2009-07-01 86.34 2009-08-01 86.72 2009-09-01 87.31 2009-10-01 87.90 2009-11-01 87.88 2009-12-01 88.06 2010-01-01 88.44 2010-02-01 88.55 2010-03-01 88.52 2010-04-01 88.78 2010-05-01 88.95 2010-06-01 89.18 2010-07-01 89.16 2010-08-01 89.29 2010-09-01 89.49 2010-10-01 89.75 2010-11-01 89.94 2010-12-01 89.99 2011-01-01 90.09 2011-02-01 90.39 2011-03-01 90.64 2011-04-01 91.29 2011-05-01 91.57 2011-06-01 91.75 2011-07-01 92.08 2011-08-01 92.26 2011-09-01 92.44 2011-10-01 92.81 2011-11-01 93.39 2011-12-01 93.46 2012-01-01 93.48 2012-02-01 93.49 2012-03-01 93.82 2012-04-01 93.83 2012-05-01 93.98 2012-06-01 94.07 2012-07-01 94.30 2012-08-01 94.52 2012-09-01 95.27 2012-10-01 95.75 2012-11-01 96.17 2012-12-01 96.44 2013-01-01 96.72 2013-02-01 97.08 2013-03-01 97.17 2013-04-01 97.48 2013-05-01 97.52 2013-06-01 97.81 2013-07-01 97.78 2013-08-01 98.02 2013-09-01 97.91 2013-10-01 98.04 2013-11-01 98.19 2013-12-01 98.27 2014-01-01 98.40 2014-02-01 98.39 2014-03-01 98.49 2014-04-01 98.63 2014-05-01 98.63 2014-06-01 98.67 2014-07-01 98.70 2014-08-01 98.68 2014-09-01 98.67 2014-10-01 98.96 2014-11-01 99.08 2014-12-01 99.08 2015-01-01 99.30 2015-02-01 99.42 2015-03-01 99.44 2015-04-01 99.54 2015-05-01 99.77 2015-06-01 99.87 2015-07-01 100.11 2015-08-01 100.14 2015-09-01 100.34 2015-10-01 100.54 2015-11-01 100.68 2015-12-01 100.85 2016-01-01 101.02 2016-02-01 101.13 2016-03-01 101.31 2016-04-01 101.33 2016-05-01 101.29 2016-06-01 101.50 2016-07-01 101.60 2016-08-01 101.81 2016-09-01 101.91 2016-10-01 102.12 2016-11-01 102.39 2016-12-01 102.86 2017-01-01 103.07 2017-02-01 103.21 2017-03-01 103.44 2017-04-01 103.50 2017-05-01 104.00 2017-06-01 104.30 2017-07-01 104.47 2017-08-01 104.66 2017-09-01 104.95 2017-10-01 105.22 2017-11-01 105.59 2017-12-01 106.04 2018-01-01 106.37 2018-02-01 106.69 2018-03-01 106.87 2018-04-01 107.18 2018-05-01 107.37 2018-06-01 107.88 2018-07-01 108.28 2018-08-01 108.45 2018-09-01 108.92 2018-10-01 109.76