Month Index 2015=100 1996-01-01 80.91 1996-02-01 81.28 1996-03-01 81.70 1996-04-01 81.72 1996-05-01 81.94 1996-06-01 81.99 1996-07-01 81.70 1996-08-01 81.90 1996-09-01 82.13 1996-10-01 82.14 1996-11-01 82.40 1996-12-01 82.56 1997-01-01 81.96 1997-02-01 82.19 1997-03-01 82.66 1997-04-01 82.61 1997-05-01 82.77 1997-06-01 82.74 1997-07-01 82.43 1997-08-01 82.64 1997-09-01 82.82 1997-10-01 82.83 1997-11-01 83.07 1997-12-01 83.28 1998-01-01 82.61 1998-02-01 82.95 1998-03-01 83.40 1998-04-01 83.42 1998-05-01 83.67 1998-06-01 83.66 1998-07-01 83.40 1998-08-01 83.55 1998-09-01 83.79 1998-10-01 83.79 1998-11-01 84.03 1998-12-01 84.38 1999-01-01 83.54 1999-02-01 83.87 1999-03-01 84.29 1999-04-01 84.12 1999-05-01 84.38 1999-06-01 84.31 1999-07-01 83.93 1999-08-01 84.12 1999-09-01 84.32 1999-10-01 84.25 1999-11-01 84.45 1999-12-01 84.77 2000-01-01 83.99 2000-02-01 84.21 2000-03-01 84.59 2000-04-01 84.67 2000-05-01 84.77 2000-06-01 84.72 2000-07-01 84.39 2000-08-01 84.57 2000-09-01 84.95 2000-10-01 84.94 2000-11-01 85.16 2000-12-01 85.43 2001-01-01 84.84 2001-02-01 85.19 2001-03-01 85.69 2001-04-01 85.79 2001-05-01 86.07 2001-06-01 86.11 2001-07-01 85.71 2001-08-01 85.95 2001-09-01 86.32 2001-10-01 86.31 2001-11-01 86.59 2001-12-01 86.95 2002-01-01 86.49 2002-02-01 86.72 2002-03-01 87.16 2002-04-01 87.16 2002-05-01 87.44 2002-06-01 87.38 2002-07-01 87.05 2002-08-01 87.17 2002-09-01 87.49 2002-10-01 87.50 2002-11-01 87.73 2002-12-01 87.96 2003-01-01 87.36 2003-02-01 87.61 2003-03-01 88.02 2003-04-01 87.99 2003-05-01 88.32 2003-06-01 88.26 2003-07-01 87.98 2003-08-01 88.09 2003-09-01 88.41 2003-10-01 88.36 2003-11-01 88.51 2003-12-01 88.69 2004-01-01 87.99 2004-02-01 88.30 2004-03-01 88.55 2004-04-01 88.61 2004-05-01 88.86 2004-06-01 88.93 2004-07-01 88.50 2004-08-01 88.67 2004-09-01 88.94 2004-10-01 88.88 2004-11-01 89.05 2004-12-01 89.38 2005-01-01 88.67 2005-02-01 88.82 2005-03-01 89.19 2005-04-01 89.11 2005-05-01 89.38 2005-06-01 89.42 2005-07-01 89.03 2005-08-01 89.13 2005-09-01 89.41 2005-10-01 89.39 2005-11-01 89.64 2005-12-01 89.94 2006-01-01 88.96 2006-02-01 89.16 2006-03-01 89.66 2006-04-01 89.55 2006-05-01 89.80 2006-06-01 89.91 2006-07-01 89.38 2006-08-01 89.57 2006-09-01 90.01 2006-10-01 89.92 2006-11-01 90.24 2006-12-01 90.82 2007-01-01 89.96 2007-02-01 90.24 2007-03-01 91.05 2007-04-01 90.91 2007-05-01 91.35 2007-06-01 91.71 2007-07-01 90.86 2007-08-01 91.03 2007-09-01 91.61 2007-10-01 91.57 2007-11-01 91.91 2007-12-01 92.34 2008-01-01 91.71 2008-02-01 92.08 2008-03-01 92.79 2008-04-01 92.80 2008-05-01 93.13 2008-06-01 93.52 2008-07-01 92.81 2008-08-01 93.13 2008-09-01 93.69 2008-10-01 93.75 2008-11-01 93.98 2008-12-01 94.12 2009-01-01 93.39 2009-02-01 94.04 2009-03-01 94.76 2009-04-01 94.73 2009-05-01 95.04 2009-06-01 95.21 2009-07-01 94.50 2009-08-01 94.90 2009-09-01 95.36 2009-10-01 95.34 2009-11-01 95.47 2009-12-01 95.87 2010-01-01 94.95 2010-02-01 95.27 2010-03-01 95.83 2010-04-01 95.73 2010-05-01 95.96 2010-06-01 96.08 2010-07-01 95.37 2010-08-01 95.69 2010-09-01 96.21 2010-10-01 96.18 2010-11-01 96.45 2010-12-01 96.65 2011-01-01 96.03 2011-02-01 96.41 2011-03-01 97.09 2011-04-01 97.17 2011-05-01 97.37 2011-06-01 97.49 2011-07-01 96.90 2011-08-01 97.43 2011-09-01 97.96 2011-10-01 98.00 2011-11-01 98.29 2011-12-01 98.55 2012-01-01 97.75 2012-02-01 98.09 2012-03-01 98.78 2012-04-01 98.83 2012-05-01 99.08 2012-06-01 99.13 2012-07-01 98.45 2012-08-01 98.70 2012-09-01 99.13 2012-10-01 99.19 2012-11-01 99.27 2012-12-01 99.52 2013-01-01 98.82 2013-02-01 99.10 2013-03-01 99.67 2013-04-01 99.58 2013-05-01 99.88 2013-06-01 99.80 2013-07-01 99.05 2013-08-01 99.35 2013-09-01 99.72 2013-10-01 99.76 2013-11-01 99.83 2013-12-01 100.06 2014-01-01 99.13 2014-02-01 99.62 2014-03-01 100.03 2014-04-01 99.96 2014-05-01 100.03 2014-06-01 100.04 2014-07-01 99.30 2014-08-01 99.51 2014-09-01 99.80 2014-10-01 99.76 2014-11-01 99.86 2014-12-01 100.11 2015-01-01 99.26 2015-02-01 99.57 2015-03-01 100.05 2015-04-01 100.00 2015-05-01 100.18 2015-06-01 100.21 2015-07-01 99.49 2015-08-01 99.94 2015-09-01 100.27 2015-10-01 100.24 2015-11-01 100.27 2015-12-01 100.53 2016-01-01 99.67 2016-02-01 100.13 2016-03-01 100.48 2016-04-01 100.34 2016-05-01 100.48 2016-06-01 100.38 2016-07-01 99.62 2016-08-01 99.96 2016-09-01 100.14 2016-10-01 100.37 2016-11-01 100.44 2016-12-01 100.58 2017-01-01 99.74 2017-02-01 100.18 2017-03-01 100.63 2017-04-01 100.55 2017-05-01 100.73 2017-06-01 100.77 2017-07-01 100.18 2017-08-01 100.55 2017-09-01 100.77 2017-10-01 100.80 2017-11-01 100.92 2017-12-01 101.14 2018-01-01 100.46 2018-02-01 100.93 2018-03-01 101.26 2018-04-01 101.23 2018-05-01 101.34 2018-06-01 101.47 2018-07-01 100.66 2018-08-01 101.01 2018-09-01 101.30 2018-10-01 101.43