Month Index 2015=100 1996-12-01 5.54 1997-01-01 8.03 1997-02-01 15.27 1997-03-01 17.63 1997-04-01 20.08 1997-05-01 21.84 1997-06-01 23.43 1997-07-01 24.15 1997-08-01 25.22 1997-09-01 27.24 1997-10-01 25.56 1997-11-01 33.01 1997-12-01 33.80 1998-01-01 36.58 1998-02-01 37.57 1998-03-01 39.25 1998-04-01 41.04 1998-05-01 43.42 1998-06-01 42.39 1998-07-01 44.24 1998-08-01 44.96 1998-09-01 46.71 1998-10-01 48.42 1998-11-01 48.99 1998-12-01 49.23 1999-01-01 50.23 1999-02-01 51.45 1999-03-01 52.11 1999-04-01 52.47 1999-05-01 53.03 1999-06-01 52.84 1999-07-01 53.49 1999-08-01 53.66 1999-09-01 54.24 1999-10-01 54.48 1999-11-01 55.37 1999-12-01 55.29 2000-01-01 55.66 2000-02-01 56.33 2000-03-01 57.00 2000-04-01 57.45 2000-05-01 57.35 2000-06-01 57.53 2000-07-01 58.06 2000-08-01 58.25 2000-09-01 58.82 2000-10-01 59.63 2000-11-01 59.82 2000-12-01 60.02 2001-01-01 60.89 2001-02-01 61.80 2001-03-01 62.67 2001-04-01 62.89 2001-05-01 62.89 2001-06-01 63.04 2001-07-01 62.93 2001-08-01 63.37 2001-09-01 63.60 2001-10-01 63.67 2001-11-01 63.72 2001-12-01 63.95 2002-01-01 64.64 2002-02-01 64.79 2002-03-01 65.11 2002-04-01 65.52 2002-05-01 65.67 2002-06-01 65.88 2002-07-01 65.38 2002-08-01 64.86 2002-09-01 63.19 2002-10-01 63.51 2002-11-01 64.69 2002-12-01 64.78 2003-01-01 64.84 2003-02-01 64.93 2003-03-01 64.94 2003-04-01 64.94 2003-05-01 66.07 2003-06-01 65.99 2003-07-01 66.59 2003-08-01 67.45 2003-09-01 67.96 2003-10-01 68.21 2003-11-01 68.41 2003-12-01 68.26 2004-01-01 68.56 2004-02-01 68.70 2004-03-01 68.69 2004-04-01 69.42 2004-05-01 69.59 2004-06-01 69.54 2004-07-01 69.80 2004-08-01 69.94 2004-09-01 69.85 2004-10-01 70.05 2004-11-01 71.44 2004-12-01 71.40 2005-01-01 72.75 2005-02-01 73.01 2005-03-01 73.60 2005-04-01 73.63 2005-05-01 72.98 2005-06-01 73.11 2005-07-01 73.08 2005-08-01 73.28 2005-09-01 73.35 2005-10-01 73.70 2005-11-01 75.04 2005-12-01 76.10 2006-01-01 76.31 2006-02-01 75.86 2006-03-01 75.44 2006-04-01 76.26 2006-05-01 76.10 2006-06-01 76.48 2006-07-01 76.26 2006-08-01 76.78 2006-09-01 78.30 2006-10-01 77.38 2006-11-01 77.83 2006-12-01 78.16 2007-01-01 79.77 2007-02-01 83.43 2007-03-01 84.54 2007-04-01 85.45 2007-05-01 85.77 2007-06-01 86.87 2007-07-01 87.23 2007-08-01 87.39 2007-09-01 87.88 2007-10-01 88.30 2007-11-01 89.52 2007-12-01 91.06 2008-01-01 92.51 2008-02-01 93.89 2008-03-01 92.46 2008-04-01 92.15 2008-05-01 94.18 2008-06-01 94.71 2008-07-01 94.74 2008-08-01 93.97 2008-09-01 95.72 2008-10-01 97.94 2008-11-01 98.41 2008-12-01 98.93 2009-01-01 99.57 2009-02-01 99.99 2009-03-01 100.04 2009-04-01 101.21 2009-05-01 101.28 2009-06-01 101.30 2009-07-01 101.31 2009-08-01 101.56 2009-09-01 101.77 2009-10-01 101.91 2009-11-01 102.16 2009-12-01 102.23 2010-01-01 102.29 2010-02-01 102.23 2010-03-01 102.24 2010-04-01 102.46 2010-05-01 102.47 2010-06-01 102.58 2010-07-01 102.74 2010-08-01 102.84 2010-09-01 102.89 2010-10-01 103.07 2010-11-01 103.15 2010-12-01 102.75 2011-01-01 103.07 2011-02-01 103.12 2011-03-01 102.93 2011-04-01 102.90 2011-05-01 102.88 2011-06-01 102.89 2011-07-01 102.32 2011-08-01 101.63 2011-09-01 101.77 2011-10-01 101.48 2011-11-01 101.33 2011-12-01 100.67 2012-01-01 101.00 2012-02-01 101.06 2012-03-01 100.79 2012-04-01 100.75 2012-05-01 100.65 2012-06-01 100.74 2012-07-01 100.71 2012-08-01 100.53 2012-09-01 100.67 2012-10-01 100.67 2012-11-01 100.74 2012-12-01 100.87 2013-01-01 100.93 2013-02-01 100.90 2013-03-01 100.91 2013-04-01 100.86 2013-05-01 98.45 2013-06-01 98.56 2013-07-01 98.48 2013-08-01 98.41 2013-09-01 98.27 2013-10-01 98.49 2013-11-01 98.50 2013-12-01 98.26 2014-01-01 98.29 2014-02-01 98.21 2014-03-01 98.98 2014-04-01 99.57 2014-05-01 99.38 2014-06-01 99.57 2014-07-01 99.66 2014-08-01 99.66 2014-09-01 99.58 2014-10-01 95.98 2014-11-01 95.99 2014-12-01 95.98 2015-01-01 98.39 2015-02-01 99.40 2015-03-01 99.60 2015-04-01 100.17 2015-05-01 100.32 2015-06-01 99.60 2015-07-01 100.18 2015-08-01 100.22 2015-09-01 100.91 2015-10-01 100.32 2015-11-01 100.61 2015-12-01 100.29 2016-01-01 100.60 2016-02-01 100.42 2016-03-01 101.49 2016-04-01 101.62 2016-05-01 101.48 2016-06-01 99.93 2016-07-01 100.06 2016-08-01 99.93 2016-09-01 99.96 2016-10-01 100.06 2016-11-01 100.14 2016-12-01 100.29 2017-01-01 99.96 2017-02-01 98.84 2017-03-01 99.12 2017-04-01 99.31 2017-05-01 98.96 2017-06-01 97.77 2017-07-01 97.95 2017-08-01 97.83 2017-09-01 97.78 2017-10-01 97.68 2017-11-01 98.07 2017-12-01 97.97 2018-01-01 99.68 2018-02-01 98.75 2018-03-01 100.84 2018-04-01 101.03 2018-05-01 101.33 2018-06-01 100.77 2018-07-01 100.69 2018-08-01 101.06 2018-09-01 102.70 2018-10-01 103.33