Month Index 2015=100 1996-12-01 5.69 1997-01-01 6.83 1997-02-01 13.41 1997-03-01 16.40 1997-04-01 20.58 1997-05-01 26.49 1997-06-01 29.23 1997-07-01 31.14 1997-08-01 32.66 1997-09-01 37.72 1997-10-01 41.81 1997-11-01 43.64 1997-12-01 46.47 1998-01-01 49.83 1998-02-01 53.97 1998-03-01 56.98 1998-04-01 57.95 1998-05-01 58.38 1998-06-01 59.54 1998-07-01 60.13 1998-08-01 61.76 1998-09-01 62.00 1998-10-01 63.35 1998-11-01 65.39 1998-12-01 65.72 1999-01-01 69.79 1999-02-01 72.34 1999-03-01 73.56 1999-04-01 74.08 1999-05-01 75.19 1999-06-01 75.58 1999-07-01 77.56 1999-08-01 77.53 1999-09-01 78.68 1999-10-01 78.74 1999-11-01 78.73 1999-12-01 78.65 2000-01-01 78.67 2000-02-01 79.37 2000-03-01 80.66 2000-04-01 80.35 2000-05-01 79.68 2000-06-01 79.61 2000-07-01 80.41 2000-08-01 80.27 2000-09-01 81.45 2000-10-01 81.46 2000-11-01 81.80 2000-12-01 81.80 2001-01-01 81.80 2001-02-01 82.20 2001-03-01 82.39 2001-04-01 82.28 2001-05-01 82.25 2001-06-01 82.11 2001-07-01 82.77 2001-08-01 82.99 2001-09-01 83.10 2001-10-01 83.30 2001-11-01 83.53 2001-12-01 83.62 2002-01-01 84.12 2002-02-01 84.61 2002-03-01 84.61 2002-04-01 84.61 2002-05-01 84.61 2002-06-01 84.79 2002-07-01 84.64 2002-08-01 84.05 2002-09-01 84.05 2002-10-01 83.91 2002-11-01 83.96 2002-12-01 83.96 2003-01-01 84.25 2003-02-01 84.55 2003-03-01 84.55 2003-04-01 84.89 2003-05-01 84.46 2003-06-01 84.46 2003-07-01 84.30 2003-08-01 84.30 2003-09-01 84.41 2003-10-01 84.01 2003-11-01 84.09 2003-12-01 84.66 2004-01-01 84.80 2004-02-01 84.80 2004-03-01 84.86 2004-04-01 83.55 2004-05-01 83.97 2004-06-01 84.04 2004-07-01 84.04 2004-08-01 84.43 2004-09-01 84.43 2004-10-01 84.67 2004-11-01 84.67 2004-12-01 84.73 2005-01-01 84.80 2005-02-01 85.03 2005-03-01 85.16 2005-04-01 85.22 2005-05-01 85.42 2005-06-01 85.42 2005-07-01 85.57 2005-08-01 85.27 2005-09-01 85.03 2005-10-01 85.49 2005-11-01 85.17 2005-12-01 85.57 2006-01-01 85.72 2006-02-01 86.47 2006-03-01 86.07 2006-04-01 86.07 2006-05-01 86.13 2006-06-01 86.94 2006-07-01 86.94 2006-08-01 86.94 2006-09-01 86.94 2006-10-01 86.71 2006-11-01 87.21 2006-12-01 87.07 2007-01-01 87.02 2007-02-01 86.48 2007-03-01 86.73 2007-04-01 86.78 2007-05-01 86.78 2007-06-01 86.90 2007-07-01 87.91 2007-08-01 88.32 2007-09-01 88.63 2007-10-01 88.63 2007-11-01 89.27 2007-12-01 90.19 2008-01-01 91.00 2008-02-01 92.07 2008-03-01 92.33 2008-04-01 92.33 2008-05-01 93.02 2008-06-01 93.11 2008-07-01 94.15 2008-08-01 94.15 2008-09-01 94.57 2008-10-01 95.00 2008-11-01 95.06 2008-12-01 95.17 2009-01-01 95.17 2009-02-01 95.17 2009-03-01 95.64 2009-04-01 95.64 2009-05-01 95.84 2009-06-01 95.84 2009-07-01 95.60 2009-08-01 95.60 2009-09-01 95.94 2009-10-01 95.94 2009-11-01 95.67 2009-12-01 95.67 2010-01-01 95.67 2010-02-01 95.67 2010-03-01 94.96 2010-04-01 95.44 2010-05-01 95.53 2010-06-01 95.37 2010-07-01 95.09 2010-08-01 95.09 2010-09-01 95.09 2010-10-01 95.77 2010-11-01 95.96 2010-12-01 96.73 2011-01-01 96.73 2011-02-01 97.01 2011-03-01 97.48 2011-04-01 97.48 2011-05-01 97.55 2011-06-01 97.67 2011-07-01 97.95 2011-08-01 97.95 2011-09-01 97.85 2011-10-01 98.13 2011-11-01 98.13 2011-12-01 98.13 2012-01-01 98.18 2012-02-01 98.47 2012-03-01 99.02 2012-04-01 99.02 2012-05-01 99.23 2012-06-01 99.39 2012-07-01 99.37 2012-08-01 99.37 2012-09-01 98.94 2012-10-01 98.94 2012-11-01 99.09 2012-12-01 99.09 2013-01-01 99.09 2013-02-01 99.09 2013-03-01 99.23 2013-04-01 99.23 2013-05-01 99.23 2013-06-01 99.23 2013-07-01 99.23 2013-08-01 99.23 2013-09-01 99.23 2013-10-01 99.23 2013-11-01 99.23 2013-12-01 99.23 2014-01-01 99.23 2014-02-01 99.57 2014-03-01 99.57 2014-04-01 99.57 2014-05-01 99.57 2014-06-01 99.57 2014-07-01 99.71 2014-08-01 99.71 2014-09-01 99.71 2014-10-01 99.71 2014-11-01 99.71 2014-12-01 100.16 2015-01-01 100.16 2015-02-01 100.16 2015-03-01 100.16 2015-04-01 99.82 2015-05-01 100.12 2015-06-01 100.12 2015-07-01 99.76 2015-08-01 99.76 2015-09-01 99.76 2015-10-01 99.98 2015-11-01 100.11 2015-12-01 100.11 2016-01-01 100.11 2016-02-01 100.20 2016-03-01 100.09 2016-04-01 100.09 2016-05-01 100.09 2016-06-01 100.09 2016-07-01 99.76 2016-08-01 99.76 2016-09-01 99.88 2016-10-01 99.88 2016-11-01 99.88 2016-12-01 100.09 2017-01-01 100.09 2017-02-01 100.09 2017-03-01 100.09 2017-04-01 100.09 2017-05-01 100.09 2017-06-01 100.09 2017-07-01 100.09 2017-08-01 100.37 2017-09-01 100.37 2017-10-01 100.37 2017-11-01 100.37 2017-12-01 100.61 2018-01-01 100.91 2018-02-01 101.40 2018-03-01 102.15 2018-04-01 102.23 2018-05-01 101.86 2018-06-01 102.00 2018-07-01 102.00 2018-08-01 102.30 2018-09-01 102.56 2018-10-01 102.56