Month Index 2015=100 1996-01-01 46.25 1996-02-01 46.53 1996-03-01 47.56 1996-04-01 47.75 1996-05-01 48.03 1996-06-01 48.32 1996-07-01 48.81 1996-08-01 48.87 1996-09-01 49.09 1996-10-01 48.81 1996-11-01 48.87 1996-12-01 48.94 1997-01-01 49.09 1997-02-01 49.19 1997-03-01 49.33 1997-04-01 49.39 1997-05-01 49.60 1997-06-01 49.68 1997-07-01 50.32 1997-08-01 51.79 1997-09-01 51.80 1997-10-01 52.50 1997-11-01 52.54 1997-12-01 51.35 1998-01-01 50.92 1998-02-01 50.94 1998-03-01 51.05 1998-04-01 51.20 1998-05-01 51.26 1998-06-01 51.30 1998-07-01 51.36 1998-08-01 52.06 1998-09-01 52.14 1998-10-01 52.33 1998-11-01 52.45 1998-12-01 51.88 1999-01-01 51.33 1999-02-01 51.38 1999-03-01 51.38 1999-04-01 51.39 1999-05-01 51.97 1999-06-01 52.02 1999-07-01 52.02 1999-08-01 52.00 1999-09-01 51.93 1999-10-01 53.66 1999-11-01 54.87 1999-12-01 54.81 2000-01-01 54.97 2000-02-01 55.03 2000-03-01 55.01 2000-04-01 54.95 2000-05-01 52.78 2000-06-01 51.71 2000-07-01 50.06 2000-08-01 49.51 2000-09-01 51.21 2000-10-01 51.84 2000-11-01 52.44 2000-12-01 52.34 2001-01-01 52.54 2001-02-01 52.95 2001-03-01 53.36 2001-04-01 53.35 2001-05-01 53.58 2001-06-01 53.88 2001-07-01 53.90 2001-08-01 54.35 2001-09-01 54.36 2001-10-01 54.36 2001-11-01 53.92 2001-12-01 54.03 2002-01-01 54.08 2002-02-01 54.13 2002-03-01 54.21 2002-04-01 54.40 2002-05-01 54.89 2002-06-01 55.47 2002-07-01 55.95 2002-08-01 58.32 2002-09-01 59.03 2002-10-01 59.94 2002-11-01 59.79 2002-12-01 59.32 2003-01-01 59.64 2003-02-01 59.69 2003-03-01 59.81 2003-04-01 59.35 2003-05-01 59.41 2003-06-01 61.08 2003-07-01 62.28 2003-08-01 60.45 2003-09-01 58.48 2003-10-01 58.26 2003-11-01 58.67 2003-12-01 59.82 2004-01-01 60.83 2004-02-01 62.89 2004-03-01 64.08 2004-04-01 65.91 2004-05-01 66.31 2004-06-01 66.97 2004-07-01 66.89 2004-08-01 67.06 2004-09-01 67.52 2004-10-01 68.24 2004-11-01 68.38 2004-12-01 68.26 2005-01-01 68.73 2005-02-01 69.02 2005-03-01 68.25 2005-04-01 68.75 2005-05-01 69.36 2005-06-01 68.58 2005-07-01 68.87 2005-08-01 69.80 2005-09-01 70.03 2005-10-01 70.19 2005-11-01 69.77 2005-12-01 69.87 2006-01-01 69.94 2006-02-01 70.12 2006-03-01 70.37 2006-04-01 71.09 2006-05-01 71.22 2006-06-01 71.26 2006-07-01 71.24 2006-08-01 71.70 2006-09-01 72.68 2006-10-01 73.03 2006-11-01 73.22 2006-12-01 73.59 2007-01-01 74.35 2007-02-01 76.72 2007-03-01 77.80 2007-04-01 78.05 2007-05-01 78.21 2007-06-01 78.05 2007-07-01 79.04 2007-08-01 79.67 2007-09-01 79.87 2007-10-01 80.51 2007-11-01 81.07 2007-12-01 81.24 2008-01-01 84.13 2008-02-01 86.51 2008-03-01 86.78 2008-04-01 86.77 2008-05-01 86.84 2008-06-01 87.12 2008-07-01 87.82 2008-08-01 88.46 2008-09-01 87.89 2008-10-01 86.60 2008-11-01 87.52 2008-12-01 86.93 2009-01-01 89.49 2009-02-01 88.87 2009-03-01 89.58 2009-04-01 88.87 2009-05-01 88.94 2009-06-01 88.56 2009-07-01 88.70 2009-08-01 87.82 2009-09-01 88.70 2009-10-01 88.32 2009-11-01 86.82 2009-12-01 87.17 2010-01-01 87.48 2010-02-01 86.80 2010-03-01 87.01 2010-04-01 86.60 2010-05-01 85.80 2010-06-01 85.76 2010-07-01 84.77 2010-08-01 86.08 2010-09-01 86.46 2010-10-01 87.09 2010-11-01 89.00 2010-12-01 88.21 2011-01-01 90.59 2011-02-01 91.82 2011-03-01 93.02 2011-04-01 95.34 2011-05-01 96.31 2011-06-01 96.97 2011-07-01 96.59 2011-08-01 97.18 2011-09-01 98.10 2011-10-01 97.98 2011-11-01 98.50 2011-12-01 98.65 2012-01-01 99.48 2012-02-01 99.39 2012-03-01 98.43 2012-04-01 98.97 2012-05-01 99.54 2012-06-01 100.06 2012-07-01 98.94 2012-08-01 99.00 2012-09-01 99.05 2012-10-01 98.53 2012-11-01 98.72 2012-12-01 98.78 2013-01-01 99.37 2013-02-01 99.11 2013-03-01 99.41 2013-04-01 99.53 2013-05-01 99.97 2013-06-01 100.34 2013-07-01 99.18 2013-08-01 98.41 2013-09-01 99.34 2013-10-01 99.98 2013-11-01 99.26 2013-12-01 98.99 2014-01-01 99.67 2014-02-01 99.03 2014-03-01 97.52 2014-04-01 100.17 2014-05-01 99.21 2014-06-01 100.09 2014-07-01 101.46 2014-08-01 99.07 2014-09-01 99.75 2014-10-01 98.69 2014-11-01 100.21 2014-12-01 98.93 2015-01-01 99.70 2015-02-01 99.55 2015-03-01 100.40 2015-04-01 99.52 2015-05-01 99.72 2015-06-01 97.91 2015-07-01 99.33 2015-08-01 100.22 2015-09-01 101.25 2015-10-01 100.79 2015-11-01 101.06 2015-12-01 100.56 2016-01-01 100.16 2016-02-01 101.89 2016-03-01 102.72 2016-04-01 102.89 2016-05-01 105.49 2016-06-01 104.07 2016-07-01 105.20 2016-08-01 103.99 2016-09-01 104.23 2016-10-01 106.52 2016-11-01 106.83 2016-12-01 108.50 2017-01-01 110.97 2017-02-01 110.62 2017-03-01 110.15 2017-04-01 112.17 2017-05-01 110.44 2017-06-01 110.99 2017-07-01 111.73 2017-08-01 109.98 2017-09-01 106.70 2017-10-01 106.99 2017-11-01 105.83 2017-12-01 104.18 2018-01-01 104.97 2018-02-01 105.21 2018-03-01 105.26 2018-04-01 104.64 2018-05-01 104.37 2018-06-01 104.51 2018-07-01 103.55 2018-08-01 102.55 2018-09-01 102.46 2018-10-01 101.76