Month Index 2015=100 1996-12-01 2.14 1997-01-01 3.13 1997-02-01 5.16 1997-03-01 10.74 1997-04-01 12.63 1997-05-01 13.53 1997-06-01 14.72 1997-07-01 16.42 1997-08-01 16.69 1997-09-01 16.79 1997-10-01 16.88 1997-11-01 16.93 1997-12-01 17.03 1998-01-01 17.30 1998-02-01 20.38 1998-03-01 20.88 1998-04-01 21.21 1998-05-01 21.26 1998-06-01 21.76 1998-07-01 22.07 1998-08-01 24.52 1998-09-01 24.56 1998-10-01 24.56 1998-11-01 24.56 1998-12-01 24.56 1999-01-01 29.33 1999-02-01 30.57 1999-03-01 31.77 1999-04-01 31.77 1999-05-01 31.95 1999-06-01 32.77 1999-07-01 34.29 1999-08-01 34.96 1999-09-01 35.12 1999-10-01 35.12 1999-11-01 35.29 1999-12-01 35.30 2000-01-01 36.31 2000-02-01 37.18 2000-03-01 37.61 2000-04-01 37.64 2000-05-01 37.63 2000-06-01 38.11 2000-07-01 38.37 2000-08-01 39.74 2000-09-01 42.22 2000-10-01 42.45 2000-11-01 42.55 2000-12-01 42.75 2001-01-01 44.69 2001-02-01 46.21 2001-03-01 47.62 2001-04-01 47.84 2001-05-01 47.84 2001-06-01 48.36 2001-07-01 48.55 2001-08-01 48.55 2001-09-01 48.55 2001-10-01 49.33 2001-11-01 49.63 2001-12-01 49.83 2002-01-01 50.02 2002-02-01 50.77 2002-03-01 51.82 2002-04-01 52.85 2002-05-01 53.05 2002-06-01 53.23 2002-07-01 54.25 2002-08-01 54.31 2002-09-01 55.05 2002-10-01 55.21 2002-11-01 56.76 2002-12-01 56.76 2003-01-01 57.04 2003-02-01 57.04 2003-03-01 57.04 2003-04-01 57.60 2003-05-01 57.88 2003-06-01 58.19 2003-07-01 58.81 2003-08-01 58.81 2003-09-01 58.67 2003-10-01 58.76 2003-11-01 58.76 2003-12-01 58.76 2004-01-01 59.59 2004-02-01 59.59 2004-03-01 60.17 2004-04-01 60.17 2004-05-01 60.17 2004-06-01 60.17 2004-07-01 60.17 2004-08-01 60.37 2004-09-01 60.31 2004-10-01 60.31 2004-11-01 60.37 2004-12-01 60.37 2005-01-01 62.29 2005-02-01 62.29 2005-03-01 62.29 2005-04-01 62.29 2005-05-01 62.29 2005-06-01 62.29 2005-07-01 62.42 2005-08-01 62.42 2005-09-01 62.42 2005-10-01 62.42 2005-11-01 62.42 2005-12-01 62.42 2006-01-01 62.42 2006-02-01 62.42 2006-03-01 62.42 2006-04-01 62.42 2006-05-01 62.42 2006-06-01 62.42 2006-07-01 62.42 2006-08-01 62.42 2006-09-01 62.42 2006-10-01 62.42 2006-11-01 62.42 2006-12-01 62.42 2007-01-01 62.96 2007-02-01 64.17 2007-03-01 67.07 2007-04-01 68.83 2007-05-01 70.38 2007-06-01 70.65 2007-07-01 70.65 2007-08-01 70.97 2007-09-01 70.97 2007-10-01 70.97 2007-11-01 71.24 2007-12-01 72.83 2008-01-01 72.91 2008-02-01 72.91 2008-03-01 73.24 2008-04-01 73.24 2008-05-01 73.34 2008-06-01 73.74 2008-07-01 73.74 2008-08-01 84.94 2008-09-01 84.94 2008-10-01 84.94 2008-11-01 84.94 2008-12-01 84.94 2009-01-01 86.03 2009-02-01 86.03 2009-03-01 86.03 2009-04-01 86.03 2009-05-01 86.03 2009-06-01 86.03 2009-07-01 86.68 2009-08-01 86.68 2009-09-01 86.68 2009-10-01 86.68 2009-11-01 86.68 2009-12-01 87.59 2010-01-01 90.55 2010-02-01 90.86 2010-03-01 91.58 2010-04-01 91.84 2010-05-01 91.93 2010-06-01 92.19 2010-07-01 92.19 2010-08-01 92.19 2010-09-01 92.45 2010-10-01 92.45 2010-11-01 92.45 2010-12-01 92.45 2011-01-01 92.45 2011-02-01 92.75 2011-03-01 92.75 2011-04-01 92.85 2011-05-01 92.85 2011-06-01 92.85 2011-07-01 92.85 2011-08-01 93.31 2011-09-01 93.31 2011-10-01 93.31 2011-11-01 93.48 2011-12-01 93.48 2012-01-01 93.54 2012-02-01 94.34 2012-03-01 95.15 2012-04-01 95.97 2012-05-01 96.04 2012-06-01 96.08 2012-07-01 96.89 2012-08-01 97.49 2012-09-01 97.49 2012-10-01 98.11 2012-11-01 99.12 2012-12-01 99.12 2013-01-01 99.23 2013-02-01 99.82 2013-03-01 99.82 2013-04-01 99.82 2013-05-01 99.82 2013-06-01 99.82 2013-07-01 99.82 2013-08-01 99.82 2013-09-01 99.88 2013-10-01 99.88 2013-11-01 99.88 2013-12-01 99.88 2014-01-01 99.88 2014-02-01 99.88 2014-03-01 99.88 2014-04-01 99.88 2014-05-01 99.88 2014-06-01 99.88 2014-07-01 99.88 2014-08-01 99.88 2014-09-01 99.88 2014-10-01 99.88 2014-11-01 99.88 2014-12-01 99.88 2015-01-01 99.88 2015-02-01 99.88 2015-03-01 100.02 2015-04-01 100.02 2015-05-01 100.02 2015-06-01 100.02 2015-07-01 100.02 2015-08-01 100.02 2015-09-01 100.02 2015-10-01 100.02 2015-11-01 100.02 2015-12-01 100.02 2016-01-01 100.02 2016-02-01 100.02 2016-03-01 100.02 2016-04-01 100.02 2016-05-01 100.29 2016-06-01 100.91 2016-07-01 101.09 2016-08-01 101.78 2016-09-01 101.78 2016-10-01 101.78 2016-11-01 101.96 2016-12-01 101.96 2017-01-01 101.96 2017-02-01 101.96 2017-03-01 101.96 2017-04-01 102.39 2017-05-01 102.72 2017-06-01 102.72 2017-07-01 103.13 2017-08-01 104.12 2017-09-01 105.05 2017-10-01 106.52 2017-11-01 106.52 2017-12-01 107.88 2018-01-01 109.58 2018-02-01 109.58 2018-03-01 109.59 2018-04-01 109.59 2018-05-01 109.81 2018-06-01 109.81 2018-07-01 110.08 2018-08-01 110.48 2018-09-01 110.48 2018-10-01 110.65