Month Index 2015=100 1996-01-01 77.21 1996-02-01 77.42 1996-03-01 77.95 1996-04-01 78.12 1996-05-01 78.45 1996-06-01 78.53 1996-07-01 78.06 1996-08-01 78.27 1996-09-01 78.79 1996-10-01 78.64 1996-11-01 78.90 1996-12-01 78.86 1997-01-01 78.19 1997-02-01 78.44 1997-03-01 78.83 1997-04-01 78.92 1997-05-01 79.07 1997-06-01 79.09 1997-07-01 78.42 1997-08-01 78.73 1997-09-01 79.34 1997-10-01 79.25 1997-11-01 79.54 1997-12-01 79.48 1998-01-01 78.74 1998-02-01 79.35 1998-03-01 79.74 1998-04-01 79.50 1998-05-01 80.04 1998-06-01 80.20 1998-07-01 79.80 1998-08-01 80.04 1998-09-01 80.53 1998-10-01 80.29 1998-11-01 80.59 1998-12-01 80.56 1999-01-01 79.71 1999-02-01 80.09 1999-03-01 80.51 1999-04-01 80.45 1999-05-01 80.87 1999-06-01 80.93 1999-07-01 80.33 1999-08-01 80.49 1999-09-01 81.00 1999-10-01 80.96 1999-11-01 81.20 1999-12-01 81.19 2000-01-01 80.22 2000-02-01 80.54 2000-03-01 81.12 2000-04-01 81.16 2000-05-01 81.26 2000-06-01 81.21 2000-07-01 80.47 2000-08-01 80.83 2000-09-01 81.35 2000-10-01 81.23 2000-11-01 81.63 2000-12-01 81.66 2001-01-01 80.87 2001-02-01 81.38 2001-03-01 81.94 2001-04-01 82.04 2001-05-01 82.39 2001-06-01 82.47 2001-07-01 81.89 2001-08-01 82.38 2001-09-01 82.96 2001-10-01 82.92 2001-11-01 83.31 2001-12-01 83.38 2002-01-01 82.81 2002-02-01 83.21 2002-03-01 83.54 2002-04-01 83.51 2002-05-01 83.74 2002-06-01 83.83 2002-07-01 83.17 2002-08-01 83.38 2002-09-01 83.99 2002-10-01 83.85 2002-11-01 84.22 2002-12-01 84.34 2003-01-01 83.77 2003-02-01 84.01 2003-03-01 84.49 2003-04-01 84.51 2003-05-01 84.76 2003-06-01 84.85 2003-07-01 84.29 2003-08-01 84.33 2003-09-01 84.96 2003-10-01 84.79 2003-11-01 84.93 2003-12-01 85.33 2004-01-01 84.74 2004-02-01 85.13 2004-03-01 85.46 2004-04-01 85.49 2004-05-01 85.63 2004-06-01 85.47 2004-07-01 84.85 2004-08-01 84.90 2004-09-01 85.38 2004-10-01 85.24 2004-11-01 85.53 2004-12-01 85.55 2005-01-01 84.93 2005-02-01 84.97 2005-03-01 85.15 2005-04-01 85.09 2005-05-01 85.30 2005-06-01 85.36 2005-07-01 84.64 2005-08-01 84.88 2005-09-01 85.42 2005-10-01 85.45 2005-11-01 85.74 2005-12-01 85.71 2006-01-01 84.87 2006-02-01 84.88 2006-03-01 85.45 2006-04-01 85.58 2006-05-01 85.74 2006-06-01 85.90 2006-07-01 85.12 2006-08-01 85.29 2006-09-01 86.03 2006-10-01 86.11 2006-11-01 86.35 2006-12-01 86.45 2007-01-01 85.86 2007-02-01 85.90 2007-03-01 86.63 2007-04-01 87.05 2007-05-01 87.29 2007-06-01 87.48 2007-07-01 87.04 2007-08-01 87.17 2007-09-01 87.86 2007-10-01 88.20 2007-11-01 88.36 2007-12-01 88.54 2008-01-01 87.94 2008-02-01 88.25 2008-03-01 89.23 2008-04-01 89.41 2008-05-01 89.54 2008-06-01 89.54 2008-07-01 89.13 2008-08-01 89.38 2008-09-01 90.29 2008-10-01 90.45 2008-11-01 90.78 2008-12-01 90.25 2009-01-01 90.06 2009-02-01 90.56 2009-03-01 91.43 2009-04-01 91.82 2009-05-01 92.28 2009-06-01 92.51 2009-07-01 91.86 2009-08-01 92.02 2009-09-01 93.11 2009-10-01 93.34 2009-11-01 93.56 2009-12-01 93.79 2010-01-01 92.95 2010-02-01 93.15 2010-03-01 94.09 2010-04-01 94.12 2010-05-01 94.26 2010-06-01 94.42 2010-07-01 93.82 2010-08-01 93.56 2010-09-01 94.55 2010-10-01 94.80 2010-11-01 94.80 2010-12-01 95.20 2011-01-01 94.63 2011-02-01 94.86 2011-03-01 95.88 2011-04-01 96.08 2011-05-01 96.39 2011-06-01 96.23 2011-07-01 95.50 2011-08-01 95.37 2011-09-01 96.52 2011-10-01 96.68 2011-11-01 97.29 2011-12-01 97.21 2012-01-01 96.56 2012-02-01 96.48 2012-03-01 97.95 2012-04-01 97.78 2012-05-01 97.82 2012-06-01 97.93 2012-07-01 97.13 2012-08-01 97.36 2012-09-01 98.03 2012-10-01 98.37 2012-11-01 98.43 2012-12-01 98.33 2013-01-01 97.94 2013-02-01 97.84 2013-03-01 99.08 2013-04-01 99.12 2013-05-01 99.29 2013-06-01 99.37 2013-07-01 98.26 2013-08-01 98.54 2013-09-01 99.13 2013-10-01 99.41 2013-11-01 99.22 2013-12-01 99.40 2014-01-01 98.77 2014-02-01 99.24 2014-03-01 99.84 2014-04-01 99.96 2014-05-01 99.88 2014-06-01 100.07 2014-07-01 99.40 2014-08-01 99.22 2014-09-01 99.72 2014-10-01 99.69 2014-11-01 99.73 2014-12-01 99.94 2015-01-01 99.25 2015-02-01 99.27 2015-03-01 99.95 2015-04-01 100.02 2015-05-01 100.33 2015-06-01 100.35 2015-07-01 99.30 2015-08-01 99.73 2015-09-01 100.34 2015-10-01 100.57 2015-11-01 100.33 2015-12-01 100.55 2016-01-01 99.96 2016-02-01 100.32 2016-03-01 100.59 2016-04-01 100.65 2016-05-01 100.80 2016-06-01 100.67 2016-07-01 100.01 2016-08-01 100.49 2016-09-01 100.54 2016-10-01 100.67 2016-11-01 100.79 2016-12-01 100.62 2017-01-01 100.00 2017-02-01 100.61 2017-03-01 100.98 2017-04-01 100.95 2017-05-01 101.27 2017-06-01 101.33 2017-07-01 100.58 2017-08-01 100.96 2017-09-01 101.00 2017-10-01 101.02 2017-11-01 101.39 2017-12-01 101.20 2018-01-01 100.91 2018-02-01 101.12 2018-03-01 101.40 2018-04-01 101.48 2018-05-01 101.52 2018-06-01 101.55 2018-07-01 101.12 2018-08-01 101.17 2018-09-01 101.70 2018-10-01 101.95