Month Index 2015=100 1996-12-01 6.66 1997-01-01 6.16 1997-02-01 41.98 1997-03-01 49.70 1997-04-01 46.78 1997-05-01 45.66 1997-06-01 45.05 1997-07-01 47.34 1997-08-01 46.19 1997-09-01 47.04 1997-10-01 47.51 1997-11-01 46.76 1997-12-01 48.08 1998-01-01 50.22 1998-02-01 50.28 1998-03-01 49.89 1998-04-01 49.67 1998-05-01 49.61 1998-06-01 50.93 1998-07-01 51.38 1998-08-01 52.31 1998-09-01 52.63 1998-10-01 53.12 1998-11-01 53.50 1998-12-01 54.72 1999-01-01 56.75 1999-02-01 55.58 1999-03-01 55.89 1999-04-01 55.96 1999-05-01 56.72 1999-06-01 57.08 1999-07-01 56.95 1999-08-01 57.74 1999-09-01 57.75 1999-10-01 57.94 1999-11-01 58.24 1999-12-01 58.03 2000-01-01 59.26 2000-02-01 58.75 2000-03-01 58.65 2000-04-01 58.88 2000-05-01 59.08 2000-06-01 59.21 2000-07-01 59.42 2000-08-01 60.25 2000-09-01 60.38 2000-10-01 59.50 2000-11-01 59.20 2000-12-01 59.23 2001-01-01 58.64 2001-02-01 58.69 2001-03-01 58.93 2001-04-01 59.18 2001-05-01 59.13 2001-06-01 59.00 2001-07-01 59.40 2001-08-01 59.56 2001-09-01 59.34 2001-10-01 59.37 2001-11-01 59.49 2001-12-01 59.62 2002-01-01 59.72 2002-02-01 59.59 2002-03-01 59.66 2002-04-01 59.21 2002-05-01 59.45 2002-06-01 59.13 2002-07-01 58.54 2002-08-01 58.85 2002-09-01 58.73 2002-10-01 59.06 2002-11-01 59.21 2002-12-01 59.55 2003-01-01 59.52 2003-02-01 59.17 2003-03-01 59.26 2003-04-01 59.29 2003-05-01 59.22 2003-06-01 59.23 2003-07-01 59.17 2003-08-01 59.30 2003-09-01 59.69 2003-10-01 59.74 2003-11-01 59.90 2003-12-01 60.06 2004-01-01 60.09 2004-02-01 60.11 2004-03-01 59.96 2004-04-01 59.93 2004-05-01 60.29 2004-06-01 60.74 2004-07-01 60.74 2004-08-01 60.71 2004-09-01 60.62 2004-10-01 60.80 2004-11-01 61.07 2004-12-01 61.13 2005-01-01 61.26 2005-02-01 61.30 2005-03-01 61.88 2005-04-01 61.67 2005-05-01 61.78 2005-06-01 61.79 2005-07-01 61.98 2005-08-01 62.64 2005-09-01 62.91 2005-10-01 63.12 2005-11-01 63.35 2005-12-01 64.62 2006-01-01 65.78 2006-02-01 66.21 2006-03-01 66.54 2006-04-01 66.81 2006-05-01 66.93 2006-06-01 67.05 2006-07-01 67.08 2006-08-01 67.04 2006-09-01 67.18 2006-10-01 67.61 2006-11-01 68.41 2006-12-01 68.81 2007-01-01 69.04 2007-02-01 69.21 2007-03-01 69.29 2007-04-01 69.45 2007-05-01 70.05 2007-06-01 70.44 2007-07-01 70.74 2007-08-01 70.91 2007-09-01 71.80 2007-10-01 72.84 2007-11-01 74.59 2007-12-01 75.66 2008-01-01 75.96 2008-02-01 76.56 2008-03-01 77.58 2008-04-01 78.42 2008-05-01 79.97 2008-06-01 81.33 2008-07-01 81.95 2008-08-01 82.79 2008-09-01 84.95 2008-10-01 85.70 2008-11-01 86.71 2008-12-01 87.55 2009-01-01 88.23 2009-02-01 88.18 2009-03-01 88.79 2009-04-01 88.71 2009-05-01 89.55 2009-06-01 89.85 2009-07-01 90.01 2009-08-01 90.20 2009-09-01 90.32 2009-10-01 90.57 2009-11-01 90.84 2009-12-01 90.52 2010-01-01 91.02 2010-02-01 90.96 2010-03-01 91.14 2010-04-01 91.06 2010-05-01 91.36 2010-06-01 91.30 2010-07-01 91.20 2010-08-01 91.67 2010-09-01 92.39 2010-10-01 92.89 2010-11-01 92.91 2010-12-01 92.75 2011-01-01 92.73 2011-02-01 92.81 2011-03-01 93.60 2011-04-01 93.87 2011-05-01 94.15 2011-06-01 94.41 2011-07-01 94.22 2011-08-01 94.34 2011-09-01 94.64 2011-10-01 94.67 2011-11-01 95.02 2011-12-01 95.13 2012-01-01 95.45 2012-02-01 94.94 2012-03-01 95.59 2012-04-01 95.84 2012-05-01 95.43 2012-06-01 95.22 2012-07-01 95.69 2012-08-01 95.68 2012-09-01 96.26 2012-10-01 96.07 2012-11-01 96.09 2012-12-01 96.35 2013-01-01 96.66 2013-02-01 98.01 2013-03-01 98.62 2013-04-01 99.03 2013-05-01 98.46 2013-06-01 98.02 2013-07-01 98.64 2013-08-01 98.70 2013-09-01 99.15 2013-10-01 98.80 2013-11-01 99.32 2013-12-01 99.12 2014-01-01 99.44 2014-02-01 99.27 2014-03-01 100.08 2014-04-01 99.86 2014-05-01 99.80 2014-06-01 99.71 2014-07-01 99.56 2014-08-01 99.76 2014-09-01 99.74 2014-10-01 99.11 2014-11-01 99.58 2014-12-01 99.39 2015-01-01 99.55 2015-02-01 99.29 2015-03-01 99.42 2015-04-01 99.67 2015-05-01 100.28 2015-06-01 100.49 2015-07-01 100.39 2015-08-01 100.45 2015-09-01 100.08 2015-10-01 100.66 2015-11-01 100.16 2015-12-01 99.56 2016-01-01 100.13 2016-02-01 100.13 2016-03-01 100.14 2016-04-01 100.18 2016-05-01 100.25 2016-06-01 99.37 2016-07-01 99.68 2016-08-01 98.97 2016-09-01 99.45 2016-10-01 99.43 2016-11-01 99.46 2016-12-01 99.54 2017-01-01 99.28 2017-02-01 98.80 2017-03-01 99.16 2017-04-01 99.03 2017-05-01 98.89 2017-06-01 99.48 2017-07-01 99.13 2017-08-01 99.42 2017-09-01 99.44 2017-10-01 99.86 2017-11-01 100.35 2017-12-01 100.93 2018-01-01 101.93 2018-02-01 101.97 2018-03-01 102.99 2018-04-01 102.65 2018-05-01 103.05 2018-06-01 103.93 2018-07-01 103.88 2018-08-01 104.21 2018-09-01 103.97 2018-10-01 104.18