Month Index 2015=100 1996-12-01 8.95 1997-01-01 13.43 1997-02-01 60.86 1997-03-01 58.52 1997-04-01 51.78 1997-05-01 48.17 1997-06-01 48.98 1997-07-01 49.14 1997-08-01 50.35 1997-09-01 51.39 1997-10-01 52.07 1997-11-01 52.64 1997-12-01 53.58 1998-01-01 54.71 1998-02-01 55.16 1998-03-01 54.65 1998-04-01 54.77 1998-05-01 53.81 1998-06-01 52.70 1998-07-01 53.09 1998-08-01 52.85 1998-09-01 53.59 1998-10-01 54.10 1998-11-01 54.32 1998-12-01 55.06 1999-01-01 57.27 1999-02-01 57.17 1999-03-01 55.42 1999-04-01 54.42 1999-05-01 53.86 1999-06-01 53.19 1999-07-01 54.46 1999-08-01 55.22 1999-09-01 55.66 1999-10-01 56.04 1999-11-01 56.48 1999-12-01 56.73 2000-01-01 57.21 2000-02-01 56.95 2000-03-01 56.92 2000-04-01 56.15 2000-05-01 55.78 2000-06-01 56.16 2000-07-01 56.35 2000-08-01 57.02 2000-09-01 57.32 2000-10-01 57.48 2000-11-01 57.84 2000-12-01 58.25 2001-01-01 58.81 2001-02-01 59.05 2001-03-01 58.79 2001-04-01 58.37 2001-05-01 58.14 2001-06-01 58.23 2001-07-01 58.35 2001-08-01 58.35 2001-09-01 58.91 2001-10-01 59.10 2001-11-01 59.26 2001-12-01 60.00 2002-01-01 61.59 2002-02-01 62.28 2002-03-01 61.64 2002-04-01 60.83 2002-05-01 60.36 2002-06-01 60.10 2002-07-01 59.91 2002-08-01 59.66 2002-09-01 59.82 2002-10-01 59.63 2002-11-01 59.66 2002-12-01 60.22 2003-01-01 60.49 2003-02-01 60.50 2003-03-01 60.33 2003-04-01 60.28 2003-05-01 59.92 2003-06-01 59.73 2003-07-01 59.70 2003-08-01 59.65 2003-09-01 59.63 2003-10-01 59.86 2003-11-01 59.92 2003-12-01 60.08 2004-01-01 60.80 2004-02-01 60.96 2004-03-01 60.97 2004-04-01 60.74 2004-05-01 60.35 2004-06-01 60.16 2004-07-01 60.41 2004-08-01 60.38 2004-09-01 60.78 2004-10-01 61.15 2004-11-01 61.27 2004-12-01 61.85 2005-01-01 62.35 2005-02-01 62.59 2005-03-01 62.75 2005-04-01 62.50 2005-05-01 62.17 2005-06-01 61.89 2005-07-01 61.82 2005-08-01 62.26 2005-09-01 62.89 2005-10-01 63.40 2005-11-01 63.81 2005-12-01 64.31 2006-01-01 64.56 2006-02-01 65.04 2006-03-01 65.23 2006-04-01 65.35 2006-05-01 65.36 2006-06-01 65.07 2006-07-01 64.95 2006-08-01 65.09 2006-09-01 65.65 2006-10-01 66.00 2006-11-01 66.51 2006-12-01 67.35 2007-01-01 68.84 2007-02-01 69.34 2007-03-01 69.38 2007-04-01 69.26 2007-05-01 69.44 2007-06-01 69.68 2007-07-01 70.51 2007-08-01 71.48 2007-09-01 72.50 2007-10-01 73.11 2007-11-01 73.64 2007-12-01 74.06 2008-01-01 74.65 2008-02-01 76.35 2008-03-01 77.25 2008-04-01 77.52 2008-05-01 77.56 2008-06-01 77.77 2008-07-01 78.69 2008-08-01 79.28 2008-09-01 80.29 2008-10-01 81.02 2008-11-01 81.51 2008-12-01 81.98 2009-01-01 82.74 2009-02-01 83.27 2009-03-01 83.45 2009-04-01 83.54 2009-05-01 83.46 2009-06-01 83.83 2009-07-01 83.88 2009-08-01 84.35 2009-09-01 84.73 2009-10-01 84.75 2009-11-01 84.94 2009-12-01 85.31 2010-01-01 85.53 2010-02-01 85.61 2010-03-01 85.93 2010-04-01 85.88 2010-05-01 85.63 2010-06-01 85.30 2010-07-01 85.34 2010-08-01 85.51 2010-09-01 85.96 2010-10-01 86.27 2010-11-01 86.65 2010-12-01 87.34 2011-01-01 87.92 2011-02-01 89.01 2011-03-01 89.40 2011-04-01 89.95 2011-05-01 90.73 2011-06-01 90.92 2011-07-01 91.27 2011-08-01 91.38 2011-09-01 91.83 2011-10-01 92.06 2011-11-01 92.80 2011-12-01 93.16 2012-01-01 93.59 2012-02-01 93.87 2012-03-01 93.87 2012-04-01 94.02 2012-05-01 93.94 2012-06-01 93.87 2012-07-01 93.90 2012-08-01 93.72 2012-09-01 94.05 2012-10-01 94.41 2012-11-01 94.25 2012-12-01 94.74 2013-01-01 95.19 2013-02-01 95.53 2013-03-01 95.83 2013-04-01 96.13 2013-05-01 96.24 2013-06-01 96.33 2013-07-01 96.31 2013-08-01 96.67 2013-09-01 97.11 2013-10-01 97.35 2013-11-01 97.75 2013-12-01 98.27 2014-01-01 97.61 2014-02-01 97.81 2014-03-01 97.44 2014-04-01 97.58 2014-05-01 98.09 2014-06-01 97.61 2014-07-01 97.94 2014-08-01 99.34 2014-09-01 98.88 2014-10-01 98.94 2014-11-01 98.78 2014-12-01 99.31 2015-01-01 98.10 2015-02-01 98.66 2015-03-01 99.55 2015-04-01 99.82 2015-05-01 99.77 2015-06-01 99.82 2015-07-01 100.51 2015-08-01 100.81 2015-09-01 100.62 2015-10-01 100.65 2015-11-01 100.62 2015-12-01 101.09 2016-01-01 99.64 2016-02-01 98.81 2016-03-01 99.96 2016-04-01 99.93 2016-05-01 99.10 2016-06-01 99.91 2016-07-01 101.39 2016-08-01 100.38 2016-09-01 99.97 2016-10-01 99.70 2016-11-01 99.68 2016-12-01 100.21 2017-01-01 100.57 2017-02-01 100.93 2017-03-01 101.30 2017-04-01 101.07 2017-05-01 101.32 2017-06-01 101.95 2017-07-01 102.00 2017-08-01 101.59 2017-09-01 103.03 2017-10-01 102.22 2017-11-01 103.00 2017-12-01 101.05 2018-01-01 101.03 2018-02-01 101.70 2018-03-01 102.21 2018-04-01 102.22 2018-05-01 103.23 2018-06-01 103.39 2018-07-01 104.35 2018-08-01 104.33 2018-09-01 103.61 2018-10-01 105.10