Month Index 2015=100 1996-01-01 76.14 1996-02-01 76.14 1996-03-01 76.14 1996-04-01 76.21 1996-05-01 76.29 1996-06-01 76.36 1996-07-01 76.44 1996-08-01 76.44 1996-09-01 76.44 1996-10-01 76.52 1996-11-01 76.59 1996-12-01 76.67 1997-01-01 76.75 1997-02-01 76.75 1997-03-01 76.82 1997-04-01 76.82 1997-05-01 76.90 1997-06-01 76.82 1997-07-01 76.82 1997-08-01 76.82 1997-09-01 76.82 1997-10-01 76.82 1997-11-01 76.75 1997-12-01 76.75 1998-01-01 76.82 1998-02-01 76.82 1998-03-01 76.98 1998-04-01 77.13 1998-05-01 77.20 1998-06-01 77.36 1998-07-01 77.36 1998-08-01 77.43 1998-09-01 77.51 1998-10-01 77.51 1998-11-01 77.59 1998-12-01 77.59 1999-01-01 77.74 1999-02-01 78.04 1999-03-01 78.20 1999-04-01 78.27 1999-05-01 78.43 1999-06-01 78.43 1999-07-01 78.50 1999-08-01 78.50 1999-09-01 78.50 1999-10-01 78.50 1999-11-01 78.50 1999-12-01 78.50 2000-01-01 77.97 2000-02-01 78.58 2000-03-01 78.73 2000-04-01 78.81 2000-05-01 78.88 2000-06-01 78.96 2000-07-01 78.66 2000-08-01 78.96 2000-09-01 79.04 2000-10-01 79.19 2000-11-01 79.50 2000-12-01 79.72 2001-01-01 79.50 2001-02-01 80.00 2001-03-01 80.35 2001-04-01 80.61 2001-05-01 80.83 2001-06-01 81.14 2001-07-01 80.84 2001-08-01 81.48 2001-09-01 81.54 2001-10-01 81.65 2001-11-01 81.74 2001-12-01 81.78 2002-01-01 81.46 2002-02-01 81.98 2002-03-01 82.11 2002-04-01 82.27 2002-05-01 82.40 2002-06-01 82.56 2002-07-01 82.25 2002-08-01 82.74 2002-09-01 82.78 2002-10-01 82.94 2002-11-01 83.06 2002-12-01 83.08 2003-01-01 82.70 2003-02-01 83.17 2003-03-01 83.26 2003-04-01 83.33 2003-05-01 83.43 2003-06-01 83.55 2003-07-01 83.23 2003-08-01 83.62 2003-09-01 83.70 2003-10-01 83.74 2003-11-01 83.80 2003-12-01 83.92 2004-01-01 83.20 2004-02-01 84.05 2004-03-01 84.11 2004-04-01 84.14 2004-05-01 84.22 2004-06-01 84.30 2004-07-01 83.55 2004-08-01 84.37 2004-09-01 84.44 2004-10-01 84.54 2004-11-01 84.58 2004-12-01 84.61 2005-01-01 83.96 2005-02-01 84.67 2005-03-01 84.78 2005-04-01 84.86 2005-05-01 84.91 2005-06-01 85.03 2005-07-01 84.36 2005-08-01 85.14 2005-09-01 85.22 2005-10-01 85.26 2005-11-01 85.35 2005-12-01 85.45 2006-01-01 84.70 2006-02-01 85.60 2006-03-01 85.59 2006-04-01 85.80 2006-05-01 85.95 2006-06-01 85.99 2006-07-01 85.16 2006-08-01 86.11 2006-09-01 86.22 2006-10-01 86.31 2006-11-01 86.49 2006-12-01 86.56 2007-01-01 85.70 2007-02-01 86.91 2007-03-01 87.06 2007-04-01 87.18 2007-05-01 87.35 2007-06-01 87.49 2007-07-01 87.31 2007-08-01 88.43 2007-09-01 88.48 2007-10-01 88.66 2007-11-01 88.77 2007-12-01 88.88 2008-01-01 87.87 2008-02-01 89.17 2008-03-01 89.35 2008-04-01 89.50 2008-05-01 89.69 2008-06-01 89.83 2008-07-01 89.06 2008-08-01 90.05 2008-09-01 90.35 2008-10-01 90.60 2008-11-01 90.80 2008-12-01 90.90 2009-01-01 89.76 2009-02-01 91.35 2009-03-01 91.66 2009-04-01 91.86 2009-05-01 91.98 2009-06-01 92.11 2009-07-01 91.11 2009-08-01 92.34 2009-09-01 92.48 2009-10-01 92.65 2009-11-01 92.86 2009-12-01 92.98 2010-01-01 91.56 2010-02-01 93.12 2010-03-01 93.34 2010-04-01 93.42 2010-05-01 93.54 2010-06-01 93.57 2010-07-01 92.09 2010-08-01 93.66 2010-09-01 93.66 2010-10-01 93.75 2010-11-01 93.77 2010-12-01 93.95 2011-01-01 92.53 2011-02-01 94.04 2011-03-01 94.18 2011-04-01 94.26 2011-05-01 94.47 2011-06-01 94.65 2011-07-01 93.51 2011-08-01 94.79 2011-09-01 95.04 2011-10-01 95.39 2011-11-01 95.74 2011-12-01 95.84 2012-01-01 94.56 2012-02-01 96.28 2012-03-01 96.21 2012-04-01 96.32 2012-05-01 96.37 2012-06-01 96.47 2012-07-01 95.01 2012-08-01 96.69 2012-09-01 96.72 2012-10-01 96.85 2012-11-01 97.02 2012-12-01 96.98 2013-01-01 95.49 2013-02-01 97.49 2013-03-01 97.58 2013-04-01 97.73 2013-05-01 97.80 2013-06-01 97.89 2013-07-01 96.47 2013-08-01 98.14 2013-09-01 98.33 2013-10-01 98.52 2013-11-01 98.60 2013-12-01 98.52 2014-01-01 96.77 2014-02-01 98.71 2014-03-01 98.72 2014-04-01 98.88 2014-05-01 99.28 2014-06-01 99.58 2014-07-01 98.21 2014-08-01 99.68 2014-09-01 99.72 2014-10-01 99.79 2014-11-01 99.78 2014-12-01 99.82 2015-01-01 97.68 2015-02-01 99.67 2015-03-01 99.79 2015-04-01 99.86 2015-05-01 100.05 2015-06-01 100.31 2015-07-01 98.49 2015-08-01 100.63 2015-09-01 100.71 2015-10-01 100.85 2015-11-01 100.95 2015-12-01 101.01 2016-01-01 99.15 2016-02-01 101.02 2016-03-01 101.03 2016-04-01 101.07 2016-05-01 101.22 2016-06-01 101.24 2016-07-01 99.82 2016-08-01 101.41 2016-09-01 101.16 2016-10-01 101.43 2016-11-01 101.44 2016-12-01 101.38 2017-01-01 99.57 2017-02-01 101.45 2017-03-01 101.47 2017-04-01 101.74 2017-05-01 101.62 2017-06-01 101.55 2017-07-01 100.31 2017-08-01 101.97 2017-09-01 101.70 2017-10-01 101.45 2017-11-01 101.77 2017-12-01 102.10 2018-01-01 100.37 2018-02-01 101.81 2018-03-01 102.02 2018-04-01 102.07 2018-05-01 102.41 2018-06-01 102.64 2018-07-01 100.73 2018-08-01 102.72 2018-09-01 102.49