Month Index 2015=100 1996-01-01 78.63 1996-02-01 78.63 1996-03-01 78.79 1996-04-01 79.19 1996-05-01 79.35 1996-06-01 79.43 1996-07-01 79.43 1996-08-01 79.43 1996-09-01 79.59 1996-10-01 79.98 1996-11-01 80.30 1996-12-01 80.38 1997-01-01 80.54 1997-02-01 80.38 1997-03-01 80.46 1997-04-01 80.86 1997-05-01 80.86 1997-06-01 80.86 1997-07-01 80.94 1997-08-01 80.86 1997-09-01 81.26 1997-10-01 81.73 1997-11-01 81.81 1997-12-01 81.89 1998-01-01 81.57 1998-02-01 81.57 1998-03-01 82.05 1998-04-01 82.45 1998-05-01 82.53 1998-06-01 82.53 1998-07-01 82.53 1998-08-01 82.53 1998-09-01 82.76 1998-10-01 83.48 1998-11-01 83.72 1998-12-01 83.72 1999-01-01 83.80 1999-02-01 83.80 1999-03-01 84.04 1999-04-01 84.43 1999-05-01 84.43 1999-06-01 84.43 1999-07-01 84.43 1999-08-01 84.51 1999-09-01 84.99 1999-10-01 85.31 1999-11-01 85.31 1999-12-01 85.31 2000-01-01 85.39 2000-02-01 85.39 2000-03-01 85.78 2000-04-01 86.02 2000-05-01 85.94 2000-06-01 86.02 2000-07-01 86.02 2000-08-01 86.02 2000-09-01 86.58 2000-10-01 86.97 2000-11-01 87.05 2000-12-01 87.05 2001-01-01 79.91 2001-02-01 79.43 2001-03-01 83.08 2001-04-01 86.97 2001-05-01 87.37 2001-06-01 86.97 2001-07-01 80.06 2001-08-01 79.59 2001-09-01 83.56 2001-10-01 89.52 2001-11-01 93.01 2001-12-01 92.53 2002-01-01 84.99 2002-02-01 83.96 2002-03-01 85.70 2002-04-01 91.82 2002-05-01 92.69 2002-06-01 92.06 2002-07-01 83.56 2002-08-01 83.16 2002-09-01 85.54 2002-10-01 93.88 2002-11-01 98.17 2002-12-01 97.30 2003-01-01 87.13 2003-02-01 86.50 2003-03-01 88.96 2003-04-01 97.14 2003-05-01 98.09 2003-06-01 97.38 2003-07-01 86.90 2003-08-01 86.50 2003-09-01 89.04 2003-10-01 96.59 2003-11-01 100.24 2003-12-01 99.60 2004-01-01 87.69 2004-02-01 87.29 2004-03-01 89.75 2004-04-01 98.57 2004-05-01 100.00 2004-06-01 99.29 2004-07-01 88.40 2004-08-01 88.17 2004-09-01 90.87 2004-10-01 99.52 2004-11-01 102.62 2004-12-01 101.59 2005-01-01 88.88 2005-02-01 88.17 2005-03-01 91.10 2005-04-01 99.92 2005-05-01 100.87 2005-06-01 100.16 2005-07-01 88.88 2005-08-01 88.56 2005-09-01 91.66 2005-10-01 100.87 2005-11-01 104.13 2005-12-01 102.94 2006-01-01 89.66 2006-02-01 88.90 2006-03-01 92.01 2006-04-01 101.05 2006-05-01 102.17 2006-06-01 101.36 2006-07-01 89.64 2006-08-01 89.30 2006-09-01 92.62 2006-10-01 102.02 2006-11-01 105.39 2006-12-01 104.15 2007-01-01 90.90 2007-02-01 89.79 2007-03-01 92.96 2007-04-01 102.28 2007-05-01 103.46 2007-06-01 102.67 2007-07-01 90.65 2007-08-01 90.15 2007-09-01 93.48 2007-10-01 102.77 2007-11-01 106.39 2007-12-01 105.13 2008-01-01 91.40 2008-02-01 90.27 2008-03-01 93.47 2008-04-01 102.78 2008-05-01 103.97 2008-06-01 103.02 2008-07-01 90.73 2008-08-01 90.16 2008-09-01 93.65 2008-10-01 103.25 2008-11-01 107.01 2008-12-01 105.45 2009-01-01 89.42 2009-02-01 88.13 2009-03-01 91.28 2009-04-01 100.51 2009-05-01 101.94 2009-06-01 100.95 2009-07-01 88.36 2009-08-01 87.72 2009-09-01 91.13 2009-10-01 100.91 2009-11-01 105.82 2009-12-01 104.31 2010-01-01 81.80 2010-02-01 79.94 2010-03-01 102.98 2010-04-01 107.32 2010-05-01 108.34 2010-06-01 107.04 2010-07-01 86.51 2010-08-01 85.27 2010-09-01 101.58 2010-10-01 104.84 2010-11-01 106.84 2010-12-01 104.38 2011-01-01 81.68 2011-02-01 79.67 2011-03-01 103.30 2011-04-01 108.11 2011-05-01 109.05 2011-06-01 107.43 2011-07-01 86.28 2011-08-01 84.78 2011-09-01 101.01 2011-10-01 105.87 2011-11-01 108.46 2011-12-01 105.72 2012-01-01 82.35 2012-02-01 80.11 2012-03-01 103.58 2012-04-01 109.28 2012-05-01 110.63 2012-06-01 108.77 2012-07-01 87.22 2012-08-01 85.34 2012-09-01 100.90 2012-10-01 106.12 2012-11-01 109.11 2012-12-01 106.17 2013-01-01 82.29 2013-02-01 80.02 2013-03-01 103.98 2013-04-01 109.94 2013-05-01 110.95 2013-06-01 108.79 2013-07-01 86.67 2013-08-01 84.67 2013-09-01 101.70 2013-10-01 106.96 2013-11-01 109.76 2013-12-01 106.36 2014-01-01 82.03 2014-02-01 79.87 2014-03-01 103.94 2014-04-01 110.43 2014-05-01 112.20 2014-06-01 109.73 2014-07-01 86.96 2014-08-01 84.86 2014-09-01 101.47 2014-10-01 106.99 2014-11-01 110.48 2014-12-01 106.91 2015-01-01 81.94 2015-02-01 79.73 2015-03-01 103.99 2015-04-01 110.76 2015-05-01 112.92 2015-06-01 110.66 2015-07-01 87.67 2015-08-01 85.51 2015-09-01 100.57 2015-10-01 107.17 2015-11-01 111.31 2015-12-01 107.77 2016-01-01 82.36 2016-02-01 80.21 2016-03-01 104.30 2016-04-01 111.91 2016-05-01 114.23 2016-06-01 111.99 2016-07-01 88.74 2016-08-01 86.63 2016-09-01 101.72 2016-10-01 107.89 2016-11-01 111.94 2016-12-01 108.24 2017-01-01 82.89 2017-02-01 80.85 2017-03-01 104.87 2017-04-01 113.06 2017-05-01 116.09 2017-06-01 113.64 2017-07-01 89.15 2017-08-01 86.93 2017-09-01 100.29 2017-10-01 108.39 2017-11-01 113.39 2017-12-01 109.81 2018-01-01 84.16 2018-02-01 82.16 2018-03-01 105.37 2018-04-01 114.96 2018-05-01 117.88 2018-06-01 115.27 2018-07-01 90.50 2018-08-01 88.09 2018-09-01 100.81 2018-10-01 109.88