Month Index 2015=100 1996-01-01 80.47 1996-02-01 80.74 1996-03-01 80.90 1996-04-01 81.00 1996-05-01 81.13 1996-06-01 81.17 1996-07-01 81.18 1996-08-01 81.25 1996-09-01 81.30 1996-10-01 81.34 1996-11-01 81.48 1996-12-01 81.49 1997-01-01 81.45 1997-02-01 81.62 1997-03-01 81.76 1997-04-01 81.80 1997-05-01 81.91 1997-06-01 81.91 1997-07-01 81.88 1997-08-01 81.94 1997-09-01 81.95 1997-10-01 82.00 1997-11-01 82.08 1997-12-01 82.14 1998-01-01 82.10 1998-02-01 82.31 1998-03-01 82.43 1998-04-01 82.66 1998-05-01 82.77 1998-06-01 82.83 1998-07-01 82.79 1998-08-01 82.89 1998-09-01 82.95 1998-10-01 83.05 1998-11-01 83.10 1998-12-01 83.13 1999-01-01 83.08 1999-02-01 83.29 1999-03-01 83.41 1999-04-01 83.47 1999-05-01 83.60 1999-06-01 83.64 1999-07-01 83.56 1999-08-01 83.66 1999-09-01 83.65 1999-10-01 83.69 1999-11-01 83.71 1999-12-01 83.74 2000-01-01 83.70 2000-02-01 83.90 2000-03-01 84.11 2000-04-01 84.21 2000-05-01 84.30 2000-06-01 84.32 2000-07-01 84.32 2000-08-01 84.42 2000-09-01 84.54 2000-10-01 84.70 2000-11-01 84.76 2000-12-01 84.85 2001-01-01 84.83 2001-02-01 85.08 2001-03-01 85.45 2001-04-01 85.67 2001-05-01 85.89 2001-06-01 85.97 2001-07-01 85.83 2001-08-01 85.98 2001-09-01 86.16 2001-10-01 86.33 2001-11-01 86.44 2001-12-01 86.60 2002-01-01 86.56 2002-02-01 86.70 2002-03-01 87.01 2002-04-01 87.18 2002-05-01 87.38 2002-06-01 87.45 2002-07-01 87.25 2002-08-01 87.32 2002-09-01 87.52 2002-10-01 87.66 2002-11-01 87.81 2002-12-01 87.88 2003-01-01 87.69 2003-02-01 87.88 2003-03-01 88.14 2003-04-01 88.30 2003-05-01 88.51 2003-06-01 88.54 2003-07-01 88.39 2003-08-01 88.46 2003-09-01 88.67 2003-10-01 88.74 2003-11-01 88.80 2003-12-01 88.85 2004-01-01 88.53 2004-02-01 88.70 2004-03-01 88.91 2004-04-01 89.05 2004-05-01 89.21 2004-06-01 89.31 2004-07-01 89.18 2004-08-01 89.30 2004-09-01 89.44 2004-10-01 89.51 2004-11-01 89.58 2004-12-01 89.58 2005-01-01 89.38 2005-02-01 89.52 2005-03-01 89.70 2005-04-01 89.83 2005-05-01 90.04 2005-06-01 90.06 2005-07-01 89.73 2005-08-01 89.84 2005-09-01 90.08 2005-10-01 90.19 2005-11-01 90.34 2005-12-01 90.35 2006-01-01 90.07 2006-02-01 90.20 2006-03-01 90.52 2006-04-01 90.72 2006-05-01 90.89 2006-06-01 90.86 2006-07-01 90.58 2006-08-01 90.65 2006-09-01 90.91 2006-10-01 91.07 2006-11-01 91.30 2006-12-01 91.41 2007-01-01 91.24 2007-02-01 91.35 2007-03-01 91.76 2007-04-01 92.00 2007-05-01 92.37 2007-06-01 92.40 2007-07-01 92.13 2007-08-01 92.24 2007-09-01 92.64 2007-10-01 92.81 2007-11-01 93.10 2007-12-01 93.16 2008-01-01 93.03 2008-02-01 93.26 2008-03-01 93.82 2008-04-01 94.04 2008-05-01 94.20 2008-06-01 94.29 2008-07-01 93.92 2008-08-01 94.16 2008-09-01 94.62 2008-10-01 94.86 2008-11-01 95.02 2008-12-01 95.15 2009-01-01 94.69 2009-02-01 95.08 2009-03-01 95.60 2009-04-01 95.76 2009-05-01 95.91 2009-06-01 95.93 2009-07-01 95.49 2009-08-01 95.73 2009-09-01 96.04 2009-10-01 96.15 2009-11-01 96.16 2009-12-01 96.26 2010-01-01 95.63 2010-02-01 95.82 2010-03-01 96.27 2010-04-01 96.45 2010-05-01 96.55 2010-06-01 96.58 2010-07-01 96.00 2010-08-01 96.21 2010-09-01 96.61 2010-10-01 96.76 2010-11-01 96.80 2010-12-01 96.86 2011-01-01 96.36 2011-02-01 96.57 2011-03-01 97.14 2011-04-01 97.39 2011-05-01 97.54 2011-06-01 97.63 2011-07-01 97.04 2011-08-01 97.38 2011-09-01 97.86 2011-10-01 98.03 2011-11-01 98.20 2011-12-01 98.38 2012-01-01 97.70 2012-02-01 97.82 2012-03-01 98.49 2012-04-01 98.77 2012-05-01 98.97 2012-06-01 99.05 2012-07-01 98.35 2012-08-01 98.50 2012-09-01 98.98 2012-10-01 99.17 2012-11-01 99.29 2012-12-01 99.38 2013-01-01 98.90 2013-02-01 99.00 2013-03-01 99.59 2013-04-01 99.74 2013-05-01 99.89 2013-06-01 99.91 2013-07-01 99.10 2013-08-01 99.17 2013-09-01 99.65 2013-10-01 99.79 2013-11-01 99.87 2013-12-01 99.91 2014-01-01 99.20 2014-02-01 99.42 2014-03-01 99.93 2014-04-01 100.00 2014-05-01 99.98 2014-06-01 100.01 2014-07-01 99.26 2014-08-01 99.37 2014-09-01 99.68 2014-10-01 99.80 2014-11-01 99.90 2014-12-01 99.97 2015-01-01 99.28 2015-02-01 99.41 2015-03-01 99.97 2015-04-01 100.13 2015-05-01 100.26 2015-06-01 100.27 2015-07-01 99.52 2015-08-01 99.84 2015-09-01 100.14 2015-10-01 100.30 2015-11-01 100.37 2015-12-01 100.52 2016-01-01 99.83 2016-02-01 100.11 2016-03-01 100.48 2016-04-01 100.55 2016-05-01 100.64 2016-06-01 100.58 2016-07-01 99.83 2016-08-01 100.06 2016-09-01 100.25 2016-10-01 100.43 2016-11-01 100.47 2016-12-01 100.51 2017-01-01 99.86 2017-02-01 99.96 2017-03-01 100.43 2017-04-01 100.49 2017-05-01 100.51 2017-06-01 100.50 2017-07-01 99.90 2017-08-01 100.08 2017-09-01 100.36 2017-10-01 100.44 2017-11-01 100.56 2017-12-01 100.62 2018-01-01 100.18 2018-02-01 100.22 2018-03-01 100.73 2018-04-01 100.80 2018-05-01 100.82 2018-06-01 100.95 2018-07-01 100.15 2018-08-01 100.34 2018-09-01 100.75 2018-10-01 100.92