Month Index 2015=100 1996-12-01 1.86 1997-01-01 2.97 1997-02-01 4.58 1997-03-01 8.92 1997-04-01 10.44 1997-05-01 11.25 1997-06-01 12.28 1997-07-01 13.68 1997-08-01 13.96 1997-09-01 14.10 1997-10-01 14.24 1997-11-01 14.31 1997-12-01 14.41 1998-01-01 14.68 1998-02-01 16.95 1998-03-01 17.46 1998-04-01 17.73 1998-05-01 17.79 1998-06-01 18.27 1998-07-01 19.94 1998-08-01 24.05 1998-09-01 25.74 1998-10-01 26.10 1998-11-01 26.10 1998-12-01 26.17 1999-01-01 30.22 1999-02-01 31.32 1999-03-01 32.14 1999-04-01 32.14 1999-05-01 32.36 1999-06-01 33.04 1999-07-01 34.37 1999-08-01 35.34 1999-09-01 35.54 1999-10-01 35.56 1999-11-01 35.74 1999-12-01 35.78 2000-01-01 36.76 2000-02-01 37.65 2000-03-01 38.17 2000-04-01 38.33 2000-05-01 38.46 2000-06-01 38.90 2000-07-01 39.09 2000-08-01 40.09 2000-09-01 41.91 2000-10-01 42.26 2000-11-01 42.36 2000-12-01 42.51 2001-01-01 44.42 2001-02-01 45.88 2001-03-01 47.17 2001-04-01 47.51 2001-05-01 47.61 2001-06-01 48.04 2001-07-01 48.21 2001-08-01 48.21 2001-09-01 48.22 2001-10-01 48.88 2001-11-01 49.15 2001-12-01 49.31 2002-01-01 50.51 2002-02-01 51.85 2002-03-01 52.72 2002-04-01 53.56 2002-05-01 53.68 2002-06-01 53.83 2002-07-01 54.65 2002-08-01 54.72 2002-09-01 55.30 2002-10-01 55.51 2002-11-01 56.71 2002-12-01 56.73 2003-01-01 57.20 2003-02-01 57.22 2003-03-01 57.24 2003-04-01 57.66 2003-05-01 57.87 2003-06-01 58.10 2003-07-01 58.55 2003-08-01 58.55 2003-09-01 58.47 2003-10-01 58.54 2003-11-01 58.60 2003-12-01 58.60 2004-01-01 59.31 2004-02-01 59.17 2004-03-01 59.68 2004-04-01 59.68 2004-05-01 59.77 2004-06-01 59.85 2004-07-01 59.87 2004-08-01 60.12 2004-09-01 60.08 2004-10-01 60.09 2004-11-01 60.18 2004-12-01 60.21 2005-01-01 61.73 2005-02-01 61.84 2005-03-01 61.87 2005-04-01 61.89 2005-05-01 61.89 2005-06-01 61.89 2005-07-01 62.01 2005-08-01 62.01 2005-09-01 62.03 2005-10-01 62.04 2005-11-01 62.06 2005-12-01 62.07 2006-01-01 62.13 2006-02-01 62.26 2006-03-01 64.16 2006-04-01 64.70 2006-05-01 64.72 2006-06-01 64.76 2006-07-01 64.76 2006-08-01 64.76 2006-09-01 64.77 2006-10-01 64.81 2006-11-01 64.82 2006-12-01 64.82 2007-01-01 65.34 2007-02-01 66.28 2007-03-01 68.89 2007-04-01 70.42 2007-05-01 71.49 2007-06-01 71.88 2007-07-01 71.91 2007-08-01 72.19 2007-09-01 72.22 2007-10-01 72.26 2007-11-01 72.58 2007-12-01 73.76 2008-01-01 73.85 2008-02-01 73.97 2008-03-01 74.33 2008-04-01 74.82 2008-05-01 75.06 2008-06-01 75.46 2008-07-01 75.58 2008-08-01 83.55 2008-09-01 83.56 2008-10-01 83.58 2008-11-01 83.60 2008-12-01 83.61 2009-01-01 84.56 2009-02-01 84.88 2009-03-01 86.02 2009-04-01 86.74 2009-05-01 86.76 2009-06-01 86.84 2009-07-01 87.47 2009-08-01 87.48 2009-09-01 87.48 2009-10-01 87.51 2009-11-01 87.53 2009-12-01 88.28 2010-01-01 91.09 2010-02-01 91.32 2010-03-01 91.53 2010-04-01 91.98 2010-05-01 92.13 2010-06-01 92.49 2010-07-01 92.65 2010-08-01 92.65 2010-09-01 92.83 2010-10-01 92.84 2010-11-01 92.85 2010-12-01 92.84 2011-01-01 92.85 2011-02-01 92.86 2011-03-01 92.38 2011-04-01 92.50 2011-05-01 92.49 2011-06-01 92.48 2011-07-01 92.49 2011-08-01 92.79 2011-09-01 92.79 2011-10-01 92.79 2011-11-01 92.92 2011-12-01 92.93 2012-01-01 93.00 2012-02-01 93.15 2012-03-01 94.98 2012-04-01 95.51 2012-05-01 95.58 2012-06-01 95.60 2012-07-01 96.08 2012-08-01 96.46 2012-09-01 96.45 2012-10-01 96.83 2012-11-01 97.45 2012-12-01 97.46 2013-01-01 97.56 2013-02-01 98.34 2013-03-01 98.90 2013-04-01 98.89 2013-05-01 99.36 2013-06-01 99.36 2013-07-01 99.40 2013-08-01 99.40 2013-09-01 99.45 2013-10-01 99.45 2013-11-01 99.47 2013-12-01 99.47 2014-01-01 99.46 2014-02-01 99.26 2014-03-01 99.87 2014-04-01 99.83 2014-05-01 99.83 2014-06-01 99.86 2014-07-01 99.85 2014-08-01 99.85 2014-09-01 99.85 2014-10-01 99.84 2014-11-01 99.84 2014-12-01 99.84 2015-01-01 99.87 2015-02-01 99.87 2015-03-01 99.99 2015-04-01 99.99 2015-05-01 100.00 2015-06-01 100.02 2015-07-01 100.04 2015-08-01 100.05 2015-09-01 100.05 2015-10-01 100.04 2015-11-01 100.04 2015-12-01 100.04 2016-01-01 100.07 2016-02-01 100.61 2016-03-01 100.45 2016-04-01 100.64 2016-05-01 100.98 2016-06-01 101.54 2016-07-01 101.64 2016-08-01 102.04 2016-09-01 102.04 2016-10-01 102.07 2016-11-01 102.23 2016-12-01 102.24 2017-01-01 102.45 2017-02-01 102.41 2017-03-01 102.36 2017-04-01 102.75 2017-05-01 102.94 2017-06-01 102.95 2017-07-01 103.40 2017-08-01 104.14 2017-09-01 104.74 2017-10-01 105.68 2017-11-01 105.68 2017-12-01 106.67 2018-01-01 108.02 2018-02-01 108.02 2018-03-01 108.61 2018-04-01 109.12 2018-05-01 109.35 2018-06-01 109.38 2018-07-01 109.51 2018-08-01 110.31 2018-09-01 110.31 2018-10-01 110.65