Month Index 2015=100 1996-01-01 46.11 1996-02-01 46.19 1996-03-01 46.19 1996-04-01 46.23 1996-05-01 46.25 1996-06-01 46.29 1996-07-01 46.36 1996-08-01 46.41 1996-09-01 47.28 1996-10-01 47.36 1996-11-01 47.55 1996-12-01 47.59 1997-01-01 47.70 1997-02-01 47.76 1997-03-01 47.78 1997-04-01 47.80 1997-05-01 47.86 1997-06-01 47.90 1997-07-01 47.97 1997-08-01 48.07 1997-09-01 49.10 1997-10-01 49.18 1997-11-01 49.42 1997-12-01 49.45 1998-01-01 49.62 1998-02-01 49.64 1998-03-01 49.66 1998-04-01 49.65 1998-05-01 49.69 1998-06-01 49.70 1998-07-01 49.73 1998-08-01 49.82 1998-09-01 51.10 1998-10-01 51.18 1998-11-01 51.36 1998-12-01 51.38 1999-01-01 51.41 1999-02-01 51.62 1999-03-01 51.63 1999-04-01 51.64 1999-05-01 51.64 1999-06-01 51.65 1999-07-01 51.69 1999-08-01 51.71 1999-09-01 52.87 1999-10-01 52.96 1999-11-01 53.30 1999-12-01 53.31 2000-01-01 53.38 2000-02-01 53.49 2000-03-01 53.52 2000-04-01 53.53 2000-05-01 53.52 2000-06-01 53.54 2000-07-01 53.55 2000-08-01 53.61 2000-09-01 54.81 2000-10-01 55.28 2000-11-01 55.36 2000-12-01 55.36 2001-01-01 55.43 2001-02-01 55.49 2001-03-01 55.49 2001-04-01 55.48 2001-05-01 55.50 2001-06-01 55.51 2001-07-01 55.53 2001-08-01 55.55 2001-09-01 56.56 2001-10-01 57.33 2001-11-01 57.40 2001-12-01 57.45 2002-01-01 57.56 2002-02-01 57.62 2002-03-01 57.65 2002-04-01 57.66 2002-05-01 57.67 2002-06-01 57.67 2002-07-01 57.70 2002-08-01 57.75 2002-09-01 58.78 2002-10-01 60.18 2002-11-01 60.25 2002-12-01 60.30 2003-01-01 60.39 2003-02-01 60.48 2003-03-01 60.55 2003-04-01 60.61 2003-05-01 60.62 2003-06-01 60.63 2003-07-01 60.69 2003-08-01 60.69 2003-09-01 61.66 2003-10-01 62.49 2003-11-01 62.55 2003-12-01 62.55 2004-01-01 62.79 2004-02-01 62.83 2004-03-01 62.84 2004-04-01 62.85 2004-05-01 62.86 2004-06-01 62.87 2004-07-01 62.94 2004-08-01 62.95 2004-09-01 63.95 2004-10-01 64.98 2004-11-01 65.08 2004-12-01 65.13 2005-01-01 65.27 2005-02-01 65.33 2005-03-01 65.36 2005-04-01 65.39 2005-05-01 65.39 2005-06-01 65.40 2005-07-01 65.44 2005-08-01 65.45 2005-09-01 66.12 2005-10-01 67.07 2005-11-01 67.12 2005-12-01 67.17 2006-01-01 67.34 2006-02-01 67.38 2006-03-01 67.43 2006-04-01 67.47 2006-05-01 67.49 2006-06-01 67.50 2006-07-01 67.54 2006-08-01 67.58 2006-09-01 68.95 2006-10-01 71.09 2006-11-01 71.18 2006-12-01 71.19 2007-01-01 71.33 2007-02-01 71.36 2007-03-01 71.37 2007-04-01 73.86 2007-05-01 73.86 2007-06-01 73.88 2007-07-01 73.90 2007-08-01 74.00 2007-09-01 75.49 2007-10-01 77.98 2007-11-01 78.06 2007-12-01 78.06 2008-01-01 78.24 2008-02-01 78.36 2008-03-01 78.39 2008-04-01 78.45 2008-05-01 78.54 2008-06-01 78.55 2008-07-01 78.58 2008-08-01 78.37 2008-09-01 79.42 2008-10-01 80.86 2008-11-01 80.86 2008-12-01 80.89 2009-01-01 80.99 2009-02-01 81.09 2009-03-01 80.94 2009-04-01 80.95 2009-05-01 80.95 2009-06-01 80.95 2009-07-01 80.96 2009-08-01 80.79 2009-09-01 81.72 2009-10-01 83.15 2009-11-01 83.21 2009-12-01 83.23 2010-01-01 83.30 2010-02-01 83.34 2010-03-01 83.33 2010-04-01 83.29 2010-05-01 83.30 2010-06-01 83.32 2010-07-01 83.34 2010-08-01 83.43 2010-09-01 84.45 2010-10-01 85.30 2010-11-01 85.33 2010-12-01 85.33 2011-01-01 85.40 2011-02-01 85.44 2011-03-01 85.52 2011-04-01 85.55 2011-05-01 85.56 2011-06-01 85.58 2011-07-01 85.61 2011-08-01 85.50 2011-09-01 86.61 2011-10-01 87.03 2011-11-01 87.06 2011-12-01 87.07 2012-01-01 87.22 2012-02-01 87.24 2012-03-01 87.26 2012-04-01 87.17 2012-05-01 87.20 2012-06-01 87.20 2012-07-01 87.24 2012-08-01 87.28 2012-09-01 87.79 2012-10-01 93.18 2012-11-01 93.20 2012-12-01 93.23 2013-01-01 93.58 2013-02-01 93.60 2013-03-01 93.65 2013-04-01 93.67 2013-05-01 93.68 2013-06-01 93.68 2013-07-01 93.72 2013-08-01 93.75 2013-09-01 94.30 2013-10-01 96.07 2013-11-01 96.09 2013-12-01 96.11 2014-01-01 96.27 2014-02-01 96.34 2014-03-01 96.38 2014-04-01 96.42 2014-05-01 96.42 2014-06-01 96.45 2014-07-01 96.49 2014-08-01 96.50 2014-09-01 97.25 2014-10-01 99.22 2014-11-01 99.25 2014-12-01 99.29 2015-01-01 99.34 2015-02-01 99.37 2015-03-01 99.38 2015-04-01 99.38 2015-05-01 99.40 2015-06-01 99.41 2015-07-01 99.42 2015-08-01 99.43 2015-09-01 100.02 2015-10-01 101.61 2015-11-01 101.62 2015-12-01 101.61 2016-01-01 101.73 2016-02-01 101.75 2016-03-01 101.77 2016-04-01 101.80 2016-05-01 101.80 2016-06-01 101.79 2016-07-01 101.84 2016-08-01 101.91 2016-09-01 102.79 2016-10-01 103.20 2016-11-01 103.24 2016-12-01 103.25 2017-01-01 103.36 2017-02-01 103.44 2017-03-01 103.45 2017-04-01 103.48 2017-05-01 103.51 2017-06-01 103.51 2017-07-01 103.53 2017-08-01 103.56 2017-09-01 104.21 2017-10-01 102.85 2017-11-01 102.88 2017-12-01 102.90 2018-01-01 103.15 2018-02-01 103.17 2018-03-01 103.22 2018-04-01 103.28 2018-05-01 103.31 2018-06-01 103.31 2018-07-01 103.32 2018-08-01 102.39 2018-09-01 103.26 2018-10-01 104.01