Month Index 2015=100 1996-01-01 79.16 1996-02-01 79.24 1996-03-01 79.24 1996-04-01 79.32 1996-05-01 79.40 1996-06-01 79.24 1996-07-01 79.16 1996-08-01 79.08 1996-09-01 79.16 1996-10-01 79.24 1996-11-01 79.32 1996-12-01 79.32 1997-01-01 79.00 1997-02-01 79.08 1997-03-01 79.08 1997-04-01 79.00 1997-05-01 79.08 1997-06-01 79.08 1997-07-01 79.16 1997-08-01 79.24 1997-09-01 79.00 1997-10-01 79.24 1997-11-01 79.24 1997-12-01 79.32 1998-01-01 79.56 1998-02-01 79.80 1998-03-01 79.87 1998-04-01 80.03 1998-05-01 80.03 1998-06-01 80.19 1998-07-01 80.11 1998-08-01 80.27 1998-09-01 80.59 1998-10-01 80.75 1998-11-01 80.75 1998-12-01 80.83 1999-01-01 81.46 1999-02-01 81.70 1999-03-01 82.01 1999-04-01 82.09 1999-05-01 82.25 1999-06-01 82.41 1999-07-01 82.41 1999-08-01 82.49 1999-09-01 82.33 1999-10-01 82.41 1999-11-01 82.57 1999-12-01 82.57 2000-01-01 82.65 2000-02-01 82.65 2000-03-01 82.89 2000-04-01 83.12 2000-05-01 83.44 2000-06-01 83.44 2000-07-01 83.76 2000-08-01 83.76 2000-09-01 84.15 2000-10-01 84.55 2000-11-01 84.79 2000-12-01 84.87 2001-01-01 86.44 2001-02-01 87.14 2001-03-01 87.42 2001-04-01 87.62 2001-05-01 87.75 2001-06-01 88.07 2001-07-01 88.33 2001-08-01 88.38 2001-09-01 88.58 2001-10-01 88.77 2001-11-01 88.92 2001-12-01 89.33 2002-01-01 90.13 2002-02-01 90.41 2002-03-01 90.99 2002-04-01 91.41 2002-05-01 91.62 2002-06-01 91.72 2002-07-01 91.78 2002-08-01 91.73 2002-09-01 91.85 2002-10-01 91.95 2002-11-01 91.99 2002-12-01 92.11 2003-01-01 92.69 2003-02-01 93.11 2003-03-01 93.23 2003-04-01 93.26 2003-05-01 93.48 2003-06-01 93.38 2003-07-01 93.19 2003-08-01 93.04 2003-09-01 92.96 2003-10-01 93.04 2003-11-01 92.70 2003-12-01 92.61 2004-01-01 92.61 2004-02-01 92.60 2004-03-01 92.50 2004-04-01 92.55 2004-05-01 92.47 2004-06-01 92.20 2004-07-01 92.00 2004-08-01 92.10 2004-09-01 92.09 2004-10-01 92.02 2004-11-01 92.12 2004-12-01 91.78 2005-01-01 91.76 2005-02-01 91.94 2005-03-01 92.28 2005-04-01 92.19 2005-05-01 92.18 2005-06-01 91.97 2005-07-01 91.85 2005-08-01 91.80 2005-09-01 92.09 2005-10-01 92.03 2005-11-01 91.85 2005-12-01 91.76 2006-01-01 91.65 2006-02-01 91.86 2006-03-01 91.93 2006-04-01 92.19 2006-05-01 92.12 2006-06-01 92.04 2006-07-01 91.87 2006-08-01 91.93 2006-09-01 92.00 2006-10-01 92.11 2006-11-01 92.19 2006-12-01 92.22 2007-01-01 92.33 2007-02-01 92.68 2007-03-01 92.78 2007-04-01 93.05 2007-05-01 93.27 2007-06-01 93.13 2007-07-01 93.13 2007-08-01 93.32 2007-09-01 93.33 2007-10-01 93.64 2007-11-01 93.87 2007-12-01 93.94 2008-01-01 94.21 2008-02-01 94.59 2008-03-01 94.76 2008-04-01 94.96 2008-05-01 95.19 2008-06-01 94.95 2008-07-01 94.90 2008-08-01 95.26 2008-09-01 95.66 2008-10-01 95.88 2008-11-01 96.00 2008-12-01 96.18 2009-01-01 96.25 2009-02-01 96.88 2009-03-01 97.36 2009-04-01 97.62 2009-05-01 97.68 2009-06-01 97.60 2009-07-01 97.42 2009-08-01 97.38 2009-09-01 97.65 2009-10-01 97.81 2009-11-01 98.18 2009-12-01 98.31 2010-01-01 97.90 2010-02-01 98.36 2010-03-01 98.36 2010-04-01 98.30 2010-05-01 98.15 2010-06-01 98.32 2010-07-01 98.02 2010-08-01 98.24 2010-09-01 98.19 2010-10-01 98.40 2010-11-01 98.46 2010-12-01 98.41 2011-01-01 98.55 2011-02-01 99.17 2011-03-01 99.44 2011-04-01 99.85 2011-05-01 99.70 2011-06-01 99.64 2011-07-01 99.49 2011-08-01 99.34 2011-09-01 99.61 2011-10-01 99.79 2011-11-01 99.88 2011-12-01 100.06 2012-01-01 99.60 2012-02-01 100.05 2012-03-01 100.38 2012-04-01 100.11 2012-05-01 100.54 2012-06-01 100.60 2012-07-01 100.49 2012-08-01 100.23 2012-09-01 100.65 2012-10-01 101.67 2012-11-01 101.82 2012-12-01 101.60 2013-01-01 101.48 2013-02-01 101.58 2013-03-01 101.71 2013-04-01 101.49 2013-05-01 101.43 2013-06-01 101.43 2013-07-01 101.26 2013-08-01 100.65 2013-09-01 100.88 2013-10-01 100.77 2013-11-01 101.11 2013-12-01 100.93 2014-01-01 100.39 2014-02-01 100.53 2014-03-01 101.14 2014-04-01 101.15 2014-05-01 101.05 2014-06-01 100.63 2014-07-01 100.59 2014-08-01 99.82 2014-09-01 99.65 2014-10-01 99.89 2014-11-01 99.58 2014-12-01 99.52 2015-01-01 98.93 2015-02-01 99.49 2015-03-01 99.69 2015-04-01 100.12 2015-05-01 99.94 2015-06-01 100.34 2015-07-01 100.35 2015-08-01 100.08 2015-09-01 100.36 2015-10-01 100.09 2015-11-01 100.10 2015-12-01 100.50 2016-01-01 99.91 2016-02-01 100.62 2016-03-01 100.94 2016-04-01 101.46 2016-05-01 101.72 2016-06-01 101.26 2016-07-01 100.83 2016-08-01 100.83 2016-09-01 100.57 2016-10-01 100.70 2016-11-01 101.05 2016-12-01 101.49 2017-01-01 101.15 2017-02-01 101.58 2017-03-01 102.05 2017-04-01 102.02 2017-05-01 101.86 2017-06-01 101.84 2017-07-01 101.27 2017-08-01 101.04 2017-09-01 101.03 2017-10-01 101.05 2017-11-01 101.31 2017-12-01 101.29 2018-01-01 100.61 2018-02-01 101.40 2018-03-01 101.74 2018-04-01 101.78 2018-05-01 101.75 2018-06-01 102.36 2018-07-01 101.49 2018-08-01 101.39 2018-09-01 101.13