Month Index 2015=100 1997-12-01 37.10 1998-01-01 38.29 1998-02-01 38.81 1998-03-01 39.07 1998-04-01 39.08 1998-05-01 39.37 1998-06-01 39.36 1998-07-01 39.99 1998-08-01 40.01 1998-09-01 40.13 1998-10-01 40.32 1998-11-01 40.51 1998-12-01 40.67 1999-01-01 42.26 1999-02-01 42.45 1999-03-01 43.06 1999-04-01 43.04 1999-05-01 43.05 1999-06-01 43.11 1999-07-01 43.15 1999-08-01 43.24 1999-09-01 43.22 1999-10-01 42.86 1999-11-01 42.86 1999-12-01 43.14 2000-01-01 43.30 2000-02-01 43.45 2000-03-01 43.54 2000-04-01 43.58 2000-05-01 43.56 2000-06-01 43.70 2000-07-01 44.33 2000-08-01 44.43 2000-09-01 44.55 2000-10-01 44.75 2000-11-01 45.01 2000-12-01 45.04 2001-01-01 47.07 2001-02-01 47.78 2001-03-01 47.87 2001-04-01 48.16 2001-05-01 48.32 2001-06-01 48.38 2001-07-01 48.67 2001-08-01 48.69 2001-09-01 48.76 2001-10-01 48.89 2001-11-01 48.87 2001-12-01 48.87 2002-01-01 49.20 2002-02-01 48.37 2002-03-01 48.51 2002-04-01 47.16 2002-05-01 46.90 2002-06-01 46.89 2002-07-01 47.54 2002-08-01 48.44 2002-09-01 49.13 2002-10-01 50.94 2002-11-01 50.01 2002-12-01 49.91 2003-01-01 49.54 2003-02-01 49.54 2003-03-01 49.55 2003-04-01 49.01 2003-05-01 47.72 2003-06-01 48.50 2003-07-01 49.74 2003-08-01 50.32 2003-09-01 51.85 2003-10-01 51.95 2003-11-01 51.65 2003-12-01 50.46 2004-01-01 50.98 2004-02-01 51.27 2004-03-01 51.57 2004-04-01 51.91 2004-05-01 51.90 2004-06-01 51.62 2004-07-01 51.45 2004-08-01 53.40 2004-09-01 54.88 2004-10-01 55.04 2004-11-01 54.80 2004-12-01 54.87 2005-01-01 54.30 2005-02-01 54.42 2005-03-01 53.36 2005-04-01 53.33 2005-05-01 55.00 2005-06-01 55.06 2005-07-01 55.22 2005-08-01 57.95 2005-09-01 56.37 2005-10-01 56.83 2005-11-01 55.41 2005-12-01 57.06 2006-01-01 59.53 2006-02-01 59.96 2006-03-01 60.76 2006-04-01 60.66 2006-05-01 61.79 2006-06-01 65.94 2006-07-01 67.83 2006-08-01 71.01 2006-09-01 73.29 2006-10-01 75.33 2006-11-01 78.73 2006-12-01 78.82 2007-01-01 81.81 2007-02-01 82.97 2007-03-01 83.96 2007-04-01 83.44 2007-05-01 84.60 2007-06-01 84.45 2007-07-01 87.31 2007-08-01 88.96 2007-09-01 87.94 2007-10-01 89.65 2007-11-01 89.42 2007-12-01 87.16 2008-01-01 85.36 2008-02-01 85.09 2008-03-01 84.74 2008-04-01 83.57 2008-05-01 81.95 2008-06-01 83.23 2008-07-01 85.32 2008-08-01 84.80 2008-09-01 82.46 2008-10-01 80.51 2008-11-01 78.68 2008-12-01 74.20 2009-01-01 70.98 2009-02-01 65.68 2009-03-01 60.72 2009-04-01 56.13 2009-05-01 53.72 2009-06-01 53.55 2009-07-01 54.51 2009-08-01 55.23 2009-09-01 55.74 2009-10-01 53.92 2009-11-01 52.62 2009-12-01 50.12 2010-01-01 49.68 2010-02-01 49.38 2010-03-01 49.02 2010-04-01 48.66 2010-05-01 48.26 2010-06-01 48.94 2010-07-01 49.68 2010-08-01 52.49 2010-09-01 53.52 2010-10-01 53.84 2010-11-01 54.48 2010-12-01 55.44 2011-01-01 55.51 2011-02-01 55.68 2011-03-01 54.96 2011-04-01 56.51 2011-05-01 58.62 2011-06-01 60.47 2011-07-01 61.55 2011-08-01 66.08 2011-09-01 68.44 2011-10-01 70.20 2011-11-01 70.19 2011-12-01 67.94 2012-01-01 68.24 2012-02-01 68.16 2012-03-01 69.44 2012-04-01 71.29 2012-05-01 73.78 2012-06-01 74.57 2012-07-01 76.01 2012-08-01 77.65 2012-09-01 76.29 2012-10-01 77.51 2012-11-01 74.96 2012-12-01 75.17 2013-01-01 80.14 2013-02-01 78.29 2013-03-01 75.36 2013-04-01 79.76 2013-05-01 82.10 2013-06-01 83.89 2013-07-01 85.69 2013-08-01 86.32 2013-09-01 87.36 2013-10-01 90.06 2013-11-01 90.40 2013-12-01 88.36 2014-01-01 88.45 2014-02-01 88.15 2014-03-01 89.90 2014-04-01 90.82 2014-05-01 89.85 2014-06-01 93.75 2014-07-01 97.09 2014-08-01 97.86 2014-09-01 99.44 2014-10-01 95.11 2014-11-01 95.46 2014-12-01 92.24 2015-01-01 94.89 2015-02-01 95.91 2015-03-01 95.60 2015-04-01 95.93 2015-05-01 99.35 2015-06-01 102.13 2015-07-01 104.41 2015-08-01 105.80 2015-09-01 104.41 2015-10-01 102.97 2015-11-01 102.03 2015-12-01 96.57 2016-01-01 101.77 2016-02-01 102.87 2016-03-01 104.38 2016-04-01 104.38 2016-05-01 105.77 2016-06-01 105.58 2016-07-01 108.68 2016-08-01 109.36 2016-09-01 110.58 2016-10-01 109.03 2016-11-01 106.59 2016-12-01 108.73 2017-01-01 112.22 2017-02-01 109.56 2017-03-01 109.97 2017-04-01 107.63 2017-05-01 110.39 2017-06-01 112.93 2017-07-01 115.38 2017-08-01 119.46 2017-09-01 119.20 2017-10-01 119.61 2017-11-01 120.03 2017-12-01 114.98 2018-01-01 118.60 2018-02-01 117.06 2018-03-01 119.27 2018-04-01 120.05 2018-05-01 118.51 2018-06-01 125.15 2018-07-01 126.84 2018-08-01 123.48 2018-09-01 128.38 2018-10-01 123.48