Month Index 2015=100 1996-01-01 57.23 1996-02-01 57.29 1996-03-01 57.29 1996-04-01 57.59 1996-05-01 57.70 1996-06-01 57.94 1996-07-01 59.88 1996-08-01 58.94 1996-09-01 59.00 1996-10-01 60.35 1996-11-01 60.94 1996-12-01 60.99 1997-01-01 61.17 1997-02-01 61.29 1997-03-01 61.58 1997-04-01 62.11 1997-05-01 62.05 1997-06-01 62.11 1997-07-01 62.35 1997-08-01 62.35 1997-09-01 62.41 1997-10-01 62.52 1997-11-01 62.99 1997-12-01 63.11 1998-01-01 63.82 1998-02-01 64.52 1998-03-01 65.11 1998-04-01 66.40 1998-05-01 68.16 1998-06-01 68.46 1998-07-01 68.87 1998-08-01 68.87 1998-09-01 68.99 1998-10-01 69.10 1998-11-01 68.99 1998-12-01 69.16 1999-01-01 69.16 1999-02-01 69.16 1999-03-01 69.16 1999-04-01 69.28 1999-05-01 69.28 1999-06-01 69.34 1999-07-01 69.46 1999-08-01 69.46 1999-09-01 69.46 1999-10-01 69.52 1999-11-01 69.46 1999-12-01 69.57 2000-01-01 69.75 2000-02-01 69.75 2000-03-01 69.75 2000-04-01 69.63 2000-05-01 69.75 2000-06-01 69.99 2000-07-01 69.99 2000-08-01 69.99 2000-09-01 70.04 2000-10-01 70.10 2000-11-01 70.28 2000-12-01 71.63 2001-01-01 71.69 2001-02-01 71.66 2001-03-01 71.74 2001-04-01 72.07 2001-05-01 72.22 2001-06-01 72.41 2001-07-01 72.56 2001-08-01 72.54 2001-09-01 72.87 2001-10-01 73.32 2001-11-01 73.35 2001-12-01 73.57 2002-01-01 73.61 2002-02-01 73.59 2002-03-01 73.89 2002-04-01 73.98 2002-05-01 74.43 2002-06-01 74.46 2002-07-01 74.52 2002-08-01 74.54 2002-09-01 74.78 2002-10-01 74.90 2002-11-01 75.10 2002-12-01 75.21 2003-01-01 75.60 2003-02-01 75.71 2003-03-01 76.04 2003-04-01 76.54 2003-05-01 77.01 2003-06-01 77.00 2003-07-01 77.09 2003-08-01 77.12 2003-09-01 77.39 2003-10-01 77.48 2003-11-01 77.52 2003-12-01 77.69 2004-01-01 77.75 2004-02-01 77.64 2004-03-01 77.87 2004-04-01 78.09 2004-05-01 78.46 2004-06-01 78.68 2004-07-01 78.88 2004-08-01 78.91 2004-09-01 79.34 2004-10-01 79.46 2004-11-01 79.50 2004-12-01 79.51 2005-01-01 79.58 2005-02-01 79.96 2005-03-01 80.62 2005-04-01 83.02 2005-05-01 83.16 2005-06-01 83.22 2005-07-01 83.24 2005-08-01 83.24 2005-09-01 83.58 2005-10-01 83.66 2005-11-01 83.89 2005-12-01 84.18 2006-01-01 84.33 2006-02-01 84.68 2006-03-01 85.15 2006-04-01 85.31 2006-05-01 86.66 2006-06-01 86.71 2006-07-01 86.72 2006-08-01 86.84 2006-09-01 87.00 2006-10-01 87.06 2006-11-01 87.24 2006-12-01 87.31 2007-01-01 87.41 2007-02-01 87.69 2007-03-01 88.38 2007-04-01 88.65 2007-05-01 88.94 2007-06-01 89.19 2007-07-01 89.20 2007-08-01 89.30 2007-09-01 89.42 2007-10-01 89.60 2007-11-01 89.68 2007-12-01 89.72 2008-01-01 89.81 2008-02-01 89.95 2008-03-01 90.34 2008-04-01 91.38 2008-05-01 92.21 2008-06-01 92.45 2008-07-01 92.65 2008-08-01 92.79 2008-09-01 92.94 2008-10-01 93.32 2008-11-01 93.60 2008-12-01 93.66 2009-01-01 93.87 2009-02-01 93.95 2009-03-01 94.26 2009-04-01 94.41 2009-05-01 94.47 2009-06-01 94.47 2009-07-01 94.48 2009-08-01 94.50 2009-09-01 94.51 2009-10-01 94.60 2009-11-01 94.55 2009-12-01 94.66 2010-01-01 94.69 2010-02-01 94.90 2010-03-01 95.09 2010-04-01 95.35 2010-05-01 95.54 2010-06-01 95.67 2010-07-01 95.96 2010-08-01 96.17 2010-09-01 96.27 2010-10-01 96.51 2010-11-01 96.56 2010-12-01 96.55 2011-01-01 96.69 2011-02-01 96.73 2011-03-01 97.04 2011-04-01 97.49 2011-05-01 97.59 2011-06-01 98.09 2011-07-01 98.38 2011-08-01 98.46 2011-09-01 98.93 2011-10-01 99.01 2011-11-01 99.24 2011-12-01 99.39 2012-01-01 99.47 2012-02-01 99.71 2012-03-01 99.91 2012-04-01 100.19 2012-05-01 100.62 2012-06-01 100.73 2012-07-01 100.88 2012-08-01 100.61 2012-09-01 100.09 2012-10-01 100.99 2012-11-01 101.16 2012-12-01 101.26 2013-01-01 101.32 2013-02-01 101.08 2013-03-01 101.03 2013-04-01 100.94 2013-05-01 100.90 2013-06-01 101.12 2013-07-01 101.35 2013-08-01 100.98 2013-09-01 101.21 2013-10-01 100.84 2013-11-01 100.69 2013-12-01 101.11 2014-01-01 100.99 2014-02-01 101.04 2014-03-01 101.16 2014-04-01 100.52 2014-05-01 100.50 2014-06-01 100.40 2014-07-01 100.80 2014-08-01 100.83 2014-09-01 100.56 2014-10-01 100.76 2014-11-01 100.68 2014-12-01 100.88 2015-01-01 100.87 2015-02-01 100.80 2015-03-01 100.71 2015-04-01 100.64 2015-05-01 100.03 2015-06-01 99.93 2015-07-01 99.77 2015-08-01 99.91 2015-09-01 99.19 2015-10-01 99.29 2015-11-01 99.42 2015-12-01 99.43 2016-01-01 99.47 2016-02-01 99.47 2016-03-01 99.50 2016-04-01 99.49 2016-05-01 99.48 2016-06-01 99.76 2016-07-01 99.82 2016-08-01 99.87 2016-09-01 99.89 2016-10-01 99.56 2016-11-01 99.69 2016-12-01 99.66 2017-01-01 99.65 2017-02-01 99.48 2017-03-01 99.46 2017-04-01 99.35 2017-05-01 99.60 2017-06-01 99.59 2017-07-01 99.58 2017-08-01 99.48 2017-09-01 100.65 2017-10-01 100.58 2017-11-01 100.83 2017-12-01 101.11 2018-01-01 101.16 2018-02-01 101.24 2018-03-01 101.44 2018-04-01 101.20 2018-05-01 100.45 2018-06-01 100.58 2018-07-01 101.42 2018-08-01 101.73 2018-09-01 102.39 2018-10-01 102.28