Month Index 2015=100 1996-01-01 51.82 1996-02-01 51.25 1996-03-01 51.25 1996-04-01 51.25 1996-05-01 51.25 1996-06-01 51.36 1996-07-01 51.36 1996-08-01 51.46 1996-09-01 51.46 1996-10-01 51.92 1996-11-01 51.92 1996-12-01 52.44 1997-01-01 52.44 1997-02-01 51.87 1997-03-01 51.87 1997-04-01 51.67 1997-05-01 51.67 1997-06-01 51.92 1997-07-01 51.92 1997-08-01 51.87 1997-09-01 51.87 1997-10-01 51.67 1997-11-01 51.98 1997-12-01 51.61 1998-01-01 52.08 1998-02-01 52.75 1998-03-01 53.26 1998-04-01 54.04 1998-05-01 54.60 1998-06-01 53.88 1998-07-01 54.04 1998-08-01 54.55 1998-09-01 54.66 1998-10-01 54.45 1998-11-01 54.71 1998-12-01 54.04 1999-01-01 53.42 1999-02-01 54.71 1999-03-01 54.66 1999-04-01 54.30 1999-05-01 54.30 1999-06-01 54.76 1999-07-01 54.35 1999-08-01 54.91 1999-09-01 55.07 1999-10-01 55.02 1999-11-01 54.76 1999-12-01 55.02 2000-01-01 55.02 2000-02-01 55.17 2000-03-01 55.89 2000-04-01 55.89 2000-05-01 56.10 2000-06-01 56.72 2000-07-01 56.51 2000-08-01 56.41 2000-09-01 56.15 2000-10-01 56.56 2000-11-01 56.82 2000-12-01 57.49 2001-01-01 56.77 2001-02-01 56.98 2001-03-01 57.49 2001-04-01 57.76 2001-05-01 57.90 2001-06-01 57.66 2001-07-01 57.63 2001-08-01 57.65 2001-09-01 57.99 2001-10-01 58.14 2001-11-01 57.83 2001-12-01 57.83 2002-01-01 58.38 2002-02-01 58.80 2002-03-01 58.80 2002-04-01 58.56 2002-05-01 58.94 2002-06-01 59.14 2002-07-01 59.24 2002-08-01 59.57 2002-09-01 59.69 2002-10-01 59.10 2002-11-01 58.86 2002-12-01 58.84 2003-01-01 58.78 2003-02-01 59.32 2003-03-01 59.02 2003-04-01 59.23 2003-05-01 60.08 2003-06-01 59.54 2003-07-01 59.46 2003-08-01 59.52 2003-09-01 60.33 2003-10-01 60.12 2003-11-01 60.21 2003-12-01 60.78 2004-01-01 60.63 2004-02-01 60.94 2004-03-01 61.28 2004-04-01 61.62 2004-05-01 61.33 2004-06-01 61.20 2004-07-01 61.27 2004-08-01 61.17 2004-09-01 61.52 2004-10-01 61.55 2004-11-01 61.38 2004-12-01 61.28 2005-01-01 61.57 2005-02-01 62.22 2005-03-01 62.17 2005-04-01 62.07 2005-05-01 61.67 2005-06-01 61.80 2005-07-01 61.75 2005-08-01 61.69 2005-09-01 61.95 2005-10-01 61.98 2005-11-01 62.30 2005-12-01 62.39 2006-01-01 62.64 2006-02-01 63.32 2006-03-01 64.65 2006-04-01 64.49 2006-05-01 64.59 2006-06-01 65.44 2006-07-01 65.92 2006-08-01 66.88 2006-09-01 67.19 2006-10-01 67.31 2006-11-01 67.56 2006-12-01 67.46 2007-01-01 67.41 2007-02-01 67.84 2007-03-01 68.33 2007-04-01 68.50 2007-05-01 68.38 2007-06-01 68.15 2007-07-01 67.16 2007-08-01 66.15 2007-09-01 67.33 2007-10-01 67.91 2007-11-01 68.20 2007-12-01 69.49 2008-01-01 69.17 2008-02-01 70.38 2008-03-01 71.67 2008-04-01 72.28 2008-05-01 72.58 2008-06-01 72.95 2008-07-01 72.67 2008-08-01 72.28 2008-09-01 72.86 2008-10-01 72.87 2008-11-01 73.81 2008-12-01 73.95 2009-01-01 73.00 2009-02-01 73.21 2009-03-01 73.79 2009-04-01 74.49 2009-05-01 75.31 2009-06-01 75.13 2009-07-01 74.88 2009-08-01 75.68 2009-09-01 76.30 2009-10-01 76.05 2009-11-01 76.61 2009-12-01 76.71 2010-01-01 76.33 2010-02-01 76.67 2010-03-01 77.36 2010-04-01 78.03 2010-05-01 78.18 2010-06-01 78.97 2010-07-01 81.22 2010-08-01 81.67 2010-09-01 83.07 2010-10-01 82.42 2010-11-01 82.43 2010-12-01 83.83 2011-01-01 83.30 2011-02-01 84.55 2011-03-01 85.94 2011-04-01 86.74 2011-05-01 89.78 2011-06-01 90.48 2011-07-01 89.53 2011-08-01 91.07 2011-09-01 92.58 2011-10-01 93.30 2011-11-01 94.52 2011-12-01 96.38 2012-01-01 95.91 2012-02-01 96.32 2012-03-01 97.76 2012-04-01 98.42 2012-05-01 98.96 2012-06-01 99.68 2012-07-01 98.93 2012-08-01 99.16 2012-09-01 100.71 2012-10-01 101.10 2012-11-01 101.29 2012-12-01 102.01 2013-01-01 102.09 2013-02-01 102.16 2013-03-01 102.82 2013-04-01 102.88 2013-05-01 103.22 2013-06-01 102.94 2013-07-01 101.06 2013-08-01 100.60 2013-09-01 102.21 2013-10-01 102.42 2013-11-01 102.05 2013-12-01 101.86 2014-01-01 101.67 2014-02-01 100.94 2014-03-01 101.00 2014-04-01 100.61 2014-05-01 100.35 2014-06-01 99.77 2014-07-01 97.78 2014-08-01 97.81 2014-09-01 98.89 2014-10-01 99.17 2014-11-01 99.49 2014-12-01 99.62 2015-01-01 98.95 2015-02-01 99.07 2015-03-01 100.70 2015-04-01 100.93 2015-05-01 100.47 2015-06-01 99.61 2015-07-01 98.09 2015-08-01 98.85 2015-09-01 100.39 2015-10-01 100.61 2015-11-01 100.94 2015-12-01 101.39 2016-01-01 99.69 2016-02-01 101.13 2016-03-01 101.81 2016-04-01 101.09 2016-05-01 101.55 2016-06-01 101.20 2016-07-01 100.17 2016-08-01 100.45 2016-09-01 101.56 2016-10-01 102.28 2016-11-01 102.40 2016-12-01 102.89 2017-01-01 101.24 2017-02-01 101.02 2017-03-01 102.02 2017-04-01 103.01 2017-05-01 103.42 2017-06-01 103.19 2017-07-01 101.85 2017-08-01 101.84 2017-09-01 103.32 2017-10-01 102.55 2017-11-01 102.27 2017-12-01 102.84 2018-01-01 102.00 2018-02-01 102.38 2018-03-01 102.93 2018-04-01 103.03 2018-05-01 102.94 2018-06-01 101.91 2018-07-01 101.12 2018-08-01 101.37 2018-09-01 100.97 2018-10-01 101.57