Month Index 2015=100 1996-01-01 67.96 1996-02-01 68.21 1996-03-01 68.34 1996-04-01 68.44 1996-05-01 68.52 1996-06-01 68.55 1996-07-01 68.55 1996-08-01 68.61 1996-09-01 68.68 1996-10-01 68.75 1996-11-01 68.81 1996-12-01 68.87 1997-01-01 69.16 1997-02-01 69.33 1997-03-01 69.44 1997-04-01 69.51 1997-05-01 69.66 1997-06-01 69.67 1997-07-01 69.68 1997-08-01 69.77 1997-09-01 69.79 1997-10-01 69.89 1997-11-01 69.90 1997-12-01 69.93 1998-01-01 69.84 1998-02-01 70.00 1998-03-01 70.11 1998-04-01 70.22 1998-05-01 70.32 1998-06-01 70.37 1998-07-01 70.41 1998-08-01 70.47 1998-09-01 70.50 1998-10-01 70.57 1998-11-01 70.67 1998-12-01 70.71 1999-01-01 70.82 1999-02-01 70.99 1999-03-01 71.16 1999-04-01 71.25 1999-05-01 71.39 1999-06-01 71.42 1999-07-01 71.51 1999-08-01 71.59 1999-09-01 71.67 1999-10-01 71.85 1999-11-01 72.02 1999-12-01 72.11 2000-01-01 72.45 2000-02-01 72.61 2000-03-01 72.75 2000-04-01 72.82 2000-05-01 72.92 2000-06-01 73.01 2000-07-01 73.11 2000-08-01 73.23 2000-09-01 73.40 2000-10-01 73.66 2000-11-01 73.74 2000-12-01 73.82 2001-01-01 74.40 2001-02-01 74.56 2001-03-01 74.80 2001-04-01 75.11 2001-05-01 75.24 2001-06-01 75.35 2001-07-01 75.51 2001-08-01 75.62 2001-09-01 75.90 2001-10-01 76.04 2001-11-01 76.16 2001-12-01 76.28 2002-01-01 76.78 2002-02-01 76.92 2002-03-01 77.08 2002-04-01 77.32 2002-05-01 77.48 2002-06-01 77.59 2002-07-01 77.75 2002-08-01 77.86 2002-09-01 78.11 2002-10-01 78.16 2002-11-01 78.26 2002-12-01 78.35 2003-01-01 78.93 2003-02-01 79.14 2003-03-01 79.34 2003-04-01 79.50 2003-05-01 79.64 2003-06-01 79.73 2003-07-01 79.70 2003-08-01 79.74 2003-09-01 80.03 2003-10-01 80.14 2003-11-01 80.21 2003-12-01 80.25 2004-01-01 80.72 2004-02-01 80.96 2004-03-01 81.17 2004-04-01 81.32 2004-05-01 81.41 2004-06-01 81.57 2004-07-01 81.51 2004-08-01 81.55 2004-09-01 81.70 2004-10-01 81.69 2004-11-01 81.83 2004-12-01 81.86 2005-01-01 82.26 2005-02-01 82.36 2005-03-01 82.63 2005-04-01 82.82 2005-05-01 82.92 2005-06-01 82.99 2005-07-01 82.85 2005-08-01 82.91 2005-09-01 83.12 2005-10-01 83.25 2005-11-01 83.45 2005-12-01 83.53 2006-01-01 83.75 2006-02-01 83.93 2006-03-01 84.33 2006-04-01 84.54 2006-05-01 84.77 2006-06-01 84.83 2006-07-01 84.70 2006-08-01 84.75 2006-09-01 85.03 2006-10-01 85.19 2006-11-01 85.35 2006-12-01 85.43 2007-01-01 85.83 2007-02-01 86.02 2007-03-01 86.31 2007-04-01 86.54 2007-05-01 86.70 2007-06-01 86.76 2007-07-01 86.67 2007-08-01 86.77 2007-09-01 86.94 2007-10-01 87.10 2007-11-01 87.31 2007-12-01 87.42 2008-01-01 87.76 2008-02-01 88.03 2008-03-01 88.42 2008-04-01 88.62 2008-05-01 88.81 2008-06-01 88.95 2008-07-01 88.84 2008-08-01 88.96 2008-09-01 89.12 2008-10-01 89.38 2008-11-01 89.49 2008-12-01 89.53 2009-01-01 89.87 2009-02-01 90.11 2009-03-01 90.44 2009-04-01 90.67 2009-05-01 90.83 2009-06-01 90.82 2009-07-01 90.71 2009-08-01 90.92 2009-09-01 91.15 2009-10-01 91.40 2009-11-01 91.51 2009-12-01 91.71 2010-01-01 91.61 2010-02-01 91.81 2010-03-01 92.09 2010-04-01 92.36 2010-05-01 92.60 2010-06-01 92.78 2010-07-01 92.68 2010-08-01 92.97 2010-09-01 93.25 2010-10-01 93.45 2010-11-01 93.57 2010-12-01 93.71 2011-01-01 93.83 2011-02-01 94.20 2011-03-01 94.69 2011-04-01 94.97 2011-05-01 95.09 2011-06-01 95.18 2011-07-01 95.10 2011-08-01 95.00 2011-09-01 95.29 2011-10-01 95.55 2011-11-01 95.92 2011-12-01 96.07 2012-01-01 96.25 2012-02-01 96.45 2012-03-01 96.74 2012-04-01 96.88 2012-05-01 96.82 2012-06-01 96.88 2012-07-01 96.67 2012-08-01 96.84 2012-09-01 97.12 2012-10-01 97.43 2012-11-01 97.45 2012-12-01 97.58 2013-01-01 98.03 2013-02-01 98.23 2013-03-01 98.45 2013-04-01 98.59 2013-05-01 98.62 2013-06-01 98.47 2013-07-01 98.11 2013-08-01 98.30 2013-09-01 98.54 2013-10-01 98.49 2013-11-01 98.50 2013-12-01 98.54 2014-01-01 98.73 2014-02-01 98.89 2014-03-01 99.14 2014-04-01 99.28 2014-05-01 99.28 2014-06-01 99.28 2014-07-01 98.94 2014-08-01 99.06 2014-09-01 99.26 2014-10-01 99.28 2014-11-01 99.25 2014-12-01 99.39 2015-01-01 99.46 2015-02-01 99.62 2015-03-01 99.98 2015-04-01 100.13 2015-05-01 100.22 2015-06-01 100.06 2015-07-01 99.70 2015-08-01 99.92 2015-09-01 100.12 2015-10-01 100.22 2015-11-01 100.25 2015-12-01 100.33 2016-01-01 100.46 2016-02-01 100.57 2016-03-01 100.81 2016-04-01 100.98 2016-05-01 101.04 2016-06-01 101.07 2016-07-01 100.86 2016-08-01 101.01 2016-09-01 101.18 2016-10-01 101.27 2016-11-01 101.33 2016-12-01 101.42 2017-01-01 101.07 2017-02-01 101.27 2017-03-01 101.60 2017-04-01 101.76 2017-05-01 101.89 2017-06-01 101.93 2017-07-01 101.69 2017-08-01 101.78 2017-09-01 101.93 2017-10-01 101.78 2017-11-01 101.84 2017-12-01 101.97 2018-01-01 102.25 2018-02-01 102.45 2018-03-01 102.87 2018-04-01 103.09 2018-05-01 103.20 2018-06-01 103.18 2018-07-01 103.04 2018-08-01 103.14 2018-09-01 103.31