Month Index 2015=100 1996-01-01 70.91 1996-02-01 71.15 1996-03-01 71.27 1996-04-01 71.39 1996-05-01 71.59 1996-06-01 71.60 1996-07-01 71.59 1996-08-01 71.74 1996-09-01 71.76 1996-10-01 71.75 1996-11-01 72.11 1996-12-01 72.11 1997-01-01 72.13 1997-02-01 72.27 1997-03-01 72.28 1997-04-01 72.27 1997-05-01 72.53 1997-06-01 72.53 1997-07-01 72.63 1997-08-01 72.65 1997-09-01 72.66 1997-10-01 72.62 1997-11-01 72.71 1997-12-01 72.75 1998-01-01 72.86 1998-02-01 73.14 1998-03-01 73.24 1998-04-01 73.39 1998-05-01 73.45 1998-06-01 73.54 1998-07-01 73.69 1998-08-01 73.77 1998-09-01 73.87 1998-10-01 73.96 1998-11-01 74.21 1998-12-01 74.30 1999-01-01 74.47 1999-02-01 74.63 1999-03-01 74.73 1999-04-01 74.76 1999-05-01 74.87 1999-06-01 74.87 1999-07-01 74.92 1999-08-01 74.94 1999-09-01 74.96 1999-10-01 74.97 1999-11-01 75.11 1999-12-01 75.20 2000-01-01 75.42 2000-02-01 75.75 2000-03-01 75.90 2000-04-01 76.02 2000-05-01 76.09 2000-06-01 76.15 2000-07-01 76.48 2000-08-01 76.54 2000-09-01 76.66 2000-10-01 76.88 2000-11-01 77.07 2000-12-01 77.26 2001-01-01 77.50 2001-02-01 77.72 2001-03-01 77.88 2001-04-01 78.07 2001-05-01 78.29 2001-06-01 78.46 2001-07-01 78.72 2001-08-01 78.88 2001-09-01 78.94 2001-10-01 79.04 2001-11-01 79.23 2001-12-01 79.28 2002-01-01 79.51 2002-02-01 79.65 2002-03-01 79.78 2002-04-01 79.90 2002-05-01 80.14 2002-06-01 80.24 2002-07-01 80.53 2002-08-01 80.61 2002-09-01 80.74 2002-10-01 80.94 2002-11-01 81.09 2002-12-01 81.21 2003-01-01 81.35 2003-02-01 81.50 2003-03-01 81.61 2003-04-01 81.71 2003-05-01 81.95 2003-06-01 81.96 2003-07-01 82.55 2003-08-01 82.64 2003-09-01 82.75 2003-10-01 82.78 2003-11-01 82.77 2003-12-01 82.77 2004-01-01 82.86 2004-02-01 83.04 2004-03-01 83.00 2004-04-01 83.01 2004-05-01 83.15 2004-06-01 83.21 2004-07-01 83.85 2004-08-01 83.90 2004-09-01 83.79 2004-10-01 83.80 2004-11-01 83.87 2004-12-01 83.85 2005-01-01 83.97 2005-02-01 84.11 2005-03-01 84.14 2005-04-01 84.13 2005-05-01 84.28 2005-06-01 84.30 2005-07-01 84.76 2005-08-01 84.92 2005-09-01 84.93 2005-10-01 84.91 2005-11-01 84.93 2005-12-01 85.04 2006-01-01 85.22 2006-02-01 85.56 2006-03-01 85.62 2006-04-01 85.79 2006-05-01 85.88 2006-06-01 85.93 2006-07-01 86.23 2006-08-01 86.38 2006-09-01 86.44 2006-10-01 86.53 2006-11-01 86.65 2006-12-01 86.74 2007-01-01 86.93 2007-02-01 87.19 2007-03-01 87.30 2007-04-01 87.44 2007-05-01 87.98 2007-06-01 88.05 2007-07-01 88.42 2007-08-01 88.66 2007-09-01 88.69 2007-10-01 88.80 2007-11-01 88.95 2007-12-01 89.03 2008-01-01 89.86 2008-02-01 90.10 2008-03-01 90.27 2008-04-01 90.45 2008-05-01 90.63 2008-06-01 90.75 2008-07-01 90.97 2008-08-01 91.13 2008-09-01 91.29 2008-10-01 91.48 2008-11-01 91.69 2008-12-01 91.86 2009-01-01 92.16 2009-02-01 92.46 2009-03-01 92.58 2009-04-01 92.64 2009-05-01 92.85 2009-06-01 92.84 2009-07-01 93.12 2009-08-01 93.24 2009-09-01 93.25 2009-10-01 93.31 2009-11-01 93.38 2009-12-01 93.43 2010-01-01 93.70 2010-02-01 93.80 2010-03-01 93.88 2010-04-01 93.88 2010-05-01 93.90 2010-06-01 93.94 2010-07-01 93.95 2010-08-01 94.09 2010-09-01 94.07 2010-10-01 94.15 2010-11-01 94.18 2010-12-01 94.22 2011-01-01 94.65 2011-02-01 94.92 2011-03-01 94.93 2011-04-01 95.13 2011-05-01 95.26 2011-06-01 95.39 2011-07-01 95.60 2011-08-01 95.63 2011-09-01 95.78 2011-10-01 95.93 2011-11-01 96.05 2011-12-01 96.34 2012-01-01 96.60 2012-02-01 96.78 2012-03-01 96.90 2012-04-01 97.04 2012-05-01 97.52 2012-06-01 97.59 2012-07-01 97.77 2012-08-01 97.78 2012-09-01 97.90 2012-10-01 97.85 2012-11-01 97.83 2012-12-01 97.82 2013-01-01 98.43 2013-02-01 98.62 2013-03-01 98.63 2013-04-01 98.78 2013-05-01 98.90 2013-06-01 98.91 2013-07-01 98.88 2013-08-01 98.88 2013-09-01 99.00 2013-10-01 99.00 2013-11-01 99.07 2013-12-01 99.11 2014-01-01 99.26 2014-02-01 99.36 2014-03-01 99.40 2014-04-01 99.45 2014-05-01 99.46 2014-06-01 99.47 2014-07-01 99.53 2014-08-01 99.53 2014-09-01 99.44 2014-10-01 99.56 2014-11-01 99.61 2014-12-01 99.58 2015-01-01 99.75 2015-02-01 99.82 2015-03-01 99.94 2015-04-01 99.93 2015-05-01 99.96 2015-06-01 100.02 2015-07-01 100.05 2015-08-01 100.10 2015-09-01 100.05 2015-10-01 100.07 2015-11-01 100.14 2015-12-01 100.16 2016-01-01 100.12 2016-02-01 100.18 2016-03-01 100.17 2016-04-01 100.19 2016-05-01 100.24 2016-06-01 100.09 2016-07-01 100.06 2016-08-01 100.07 2016-09-01 100.00 2016-10-01 100.28 2016-11-01 100.29 2016-12-01 100.29 2017-01-01 100.35 2017-02-01 100.40 2017-03-01 100.36 2017-04-01 100.45 2017-05-01 100.42 2017-06-01 100.55 2017-07-01 100.55 2017-08-01 100.67 2017-09-01 100.52 2017-10-01 100.55 2017-11-01 100.65 2017-12-01 100.60 2018-01-01 100.79 2018-02-01 100.79 2018-03-01 100.88 2018-04-01 101.07 2018-05-01 101.10 2018-06-01 101.27 2018-07-01 101.31 2018-08-01 101.36 2018-09-01 101.17 2018-10-01 101.38