Month Index 2015=100 1996-12-01 8.28 1997-01-01 12.82 1997-02-01 63.43 1997-03-01 62.69 1997-04-01 58.63 1997-05-01 63.96 1997-06-01 70.81 1997-07-01 72.65 1997-08-01 81.44 1997-09-01 84.57 1997-10-01 83.34 1997-11-01 81.41 1997-12-01 79.38 1998-01-01 79.35 1998-02-01 78.72 1998-03-01 76.18 1998-04-01 73.34 1998-05-01 71.36 1998-06-01 69.55 1998-07-01 69.36 1998-08-01 68.64 1998-09-01 68.23 1998-10-01 67.64 1998-11-01 65.47 1998-12-01 62.71 1999-01-01 60.65 1999-02-01 57.42 1999-03-01 56.32 1999-04-01 55.72 1999-05-01 54.33 1999-06-01 53.26 1999-07-01 55.21 1999-08-01 55.25 1999-09-01 54.89 1999-10-01 55.42 1999-11-01 57.10 1999-12-01 57.31 2000-01-01 57.09 2000-02-01 56.61 2000-03-01 55.96 2000-04-01 55.71 2000-05-01 55.85 2000-06-01 57.43 2000-07-01 58.73 2000-08-01 65.42 2000-09-01 67.19 2000-10-01 68.55 2000-11-01 70.84 2000-12-01 71.51 2001-01-01 71.21 2001-02-01 70.88 2001-03-01 71.49 2001-04-01 71.57 2001-05-01 71.45 2001-06-01 71.46 2001-07-01 71.63 2001-08-01 72.30 2001-09-01 73.35 2001-10-01 73.67 2001-11-01 73.69 2001-12-01 73.52 2002-01-01 73.30 2002-02-01 72.78 2002-03-01 72.16 2002-04-01 71.34 2002-05-01 70.62 2002-06-01 69.89 2002-07-01 68.66 2002-08-01 67.80 2002-09-01 68.07 2002-10-01 67.34 2002-11-01 66.47 2002-12-01 66.42 2003-01-01 65.95 2003-02-01 65.80 2003-03-01 65.81 2003-04-01 65.31 2003-05-01 64.66 2003-06-01 63.90 2003-07-01 63.64 2003-08-01 63.79 2003-09-01 64.19 2003-10-01 65.16 2003-11-01 66.28 2003-12-01 66.60 2004-01-01 66.45 2004-02-01 66.30 2004-03-01 66.00 2004-04-01 66.09 2004-05-01 66.47 2004-06-01 67.05 2004-07-01 67.51 2004-08-01 68.71 2004-09-01 70.75 2004-10-01 71.66 2004-11-01 73.04 2004-12-01 73.89 2005-01-01 74.04 2005-02-01 74.05 2005-03-01 73.95 2005-04-01 73.54 2005-05-01 72.98 2005-06-01 73.03 2005-07-01 73.85 2005-08-01 75.04 2005-09-01 76.42 2005-10-01 77.63 2005-11-01 79.14 2005-12-01 79.49 2006-01-01 78.48 2006-02-01 76.77 2006-03-01 76.63 2006-04-01 76.65 2006-05-01 76.26 2006-06-01 75.94 2006-07-01 75.72 2006-08-01 75.89 2006-09-01 76.27 2006-10-01 78.01 2006-11-01 80.06 2006-12-01 80.55 2007-01-01 80.00 2007-02-01 78.51 2007-03-01 78.40 2007-04-01 78.22 2007-05-01 78.42 2007-06-01 78.80 2007-07-01 79.75 2007-08-01 82.74 2007-09-01 83.87 2007-10-01 84.22 2007-11-01 84.29 2007-12-01 84.79 2008-01-01 84.94 2008-02-01 85.19 2008-03-01 85.88 2008-04-01 86.86 2008-05-01 87.44 2008-06-01 89.97 2008-07-01 91.35 2008-08-01 92.36 2008-09-01 94.78 2008-10-01 96.64 2008-11-01 98.46 2008-12-01 98.97 2009-01-01 99.06 2009-02-01 98.49 2009-03-01 98.36 2009-04-01 98.17 2009-05-01 97.60 2009-06-01 97.59 2009-07-01 97.00 2009-08-01 97.19 2009-09-01 97.16 2009-10-01 96.90 2009-11-01 95.99 2009-12-01 95.83 2010-01-01 95.17 2010-02-01 94.50 2010-03-01 94.79 2010-04-01 94.50 2010-05-01 93.78 2010-06-01 93.35 2010-07-01 93.37 2010-08-01 93.57 2010-09-01 93.69 2010-10-01 94.28 2010-11-01 94.61 2010-12-01 94.54 2011-01-01 94.27 2011-02-01 94.10 2011-03-01 94.36 2011-04-01 94.91 2011-05-01 95.15 2011-06-01 95.41 2011-07-01 95.47 2011-08-01 95.83 2011-09-01 96.25 2011-10-01 97.27 2011-11-01 98.45 2011-12-01 98.75 2012-01-01 98.59 2012-02-01 98.77 2012-03-01 99.43 2012-04-01 99.69 2012-05-01 100.00 2012-06-01 99.66 2012-07-01 99.71 2012-08-01 99.82 2012-09-01 104.07 2012-10-01 106.07 2012-11-01 106.55 2012-12-01 106.71 2013-01-01 106.41 2013-02-01 106.12 2013-03-01 105.95 2013-04-01 105.31 2013-05-01 104.96 2013-06-01 104.78 2013-07-01 104.70 2013-08-01 105.00 2013-09-01 105.49 2013-10-01 105.79 2013-11-01 105.52 2013-12-01 105.10 2014-01-01 105.35 2014-02-01 104.61 2014-03-01 103.97 2014-04-01 103.69 2014-05-01 103.68 2014-06-01 103.79 2014-07-01 103.45 2014-08-01 103.16 2014-09-01 103.34 2014-10-01 102.81 2014-11-01 102.62 2014-12-01 101.89 2015-01-01 101.82 2015-02-01 100.73 2015-03-01 100.36 2015-04-01 100.61 2015-05-01 100.21 2015-06-01 99.26 2015-07-01 99.26 2015-08-01 99.45 2015-09-01 99.39 2015-10-01 100.04 2015-11-01 99.72 2015-12-01 99.15 2016-01-01 99.11 2016-02-01 98.15 2016-03-01 97.53 2016-04-01 97.11 2016-05-01 96.93 2016-06-01 97.28 2016-07-01 97.83 2016-08-01 98.21 2016-09-01 98.64 2016-10-01 99.60 2016-11-01 99.76 2016-12-01 99.83 2017-01-01 100.29 2017-02-01 100.03 2017-03-01 100.05 2017-04-01 100.87 2017-05-01 102.13 2017-06-01 103.55 2017-07-01 104.10 2017-08-01 104.84 2017-09-01 104.87 2017-10-01 104.77 2017-11-01 105.14 2017-12-01 104.65 2018-01-01 104.80 2018-02-01 104.23 2018-03-01 104.35 2018-04-01 104.96 2018-05-01 105.19 2018-06-01 105.19 2018-07-01 105.14 2018-08-01 105.51 2018-09-01 105.73 2018-10-01 105.13