Month Index 2015=100 1996-12-01 3.88 1997-01-01 5.36 1997-02-01 13.92 1997-03-01 18.99 1997-04-01 20.82 1997-05-01 22.09 1997-06-01 23.28 1997-07-01 23.89 1997-08-01 24.85 1997-09-01 27.42 1997-10-01 28.62 1997-11-01 29.45 1997-12-01 30.03 1998-01-01 30.98 1998-02-01 32.00 1998-03-01 33.28 1998-04-01 34.22 1998-05-01 34.89 1998-06-01 35.20 1998-07-01 36.33 1998-08-01 37.32 1998-09-01 38.46 1998-10-01 39.75 1998-11-01 40.09 1998-12-01 40.36 1999-01-01 40.72 1999-02-01 41.34 1999-03-01 41.61 1999-04-01 42.04 1999-05-01 42.16 1999-06-01 42.13 1999-07-01 43.02 1999-08-01 43.60 1999-09-01 44.80 1999-10-01 46.39 1999-11-01 46.54 1999-12-01 47.10 2000-01-01 47.65 2000-02-01 48.15 2000-03-01 48.62 2000-04-01 48.92 2000-05-01 49.12 2000-06-01 49.29 2000-07-01 49.66 2000-08-01 50.29 2000-09-01 51.60 2000-10-01 52.60 2000-11-01 54.18 2000-12-01 54.20 2001-01-01 54.86 2001-02-01 55.37 2001-03-01 55.59 2001-04-01 55.32 2001-05-01 55.86 2001-06-01 56.13 2001-07-01 56.19 2001-08-01 56.39 2001-09-01 56.55 2001-10-01 58.18 2001-11-01 58.34 2001-12-01 58.09 2002-01-01 59.10 2002-02-01 59.54 2002-03-01 59.67 2002-04-01 59.77 2002-05-01 60.00 2002-06-01 59.95 2002-07-01 60.00 2002-08-01 60.06 2002-09-01 60.06 2002-10-01 60.27 2002-11-01 60.44 2002-12-01 60.07 2003-01-01 60.89 2003-02-01 61.03 2003-03-01 61.16 2003-04-01 61.40 2003-05-01 61.49 2003-06-01 61.79 2003-07-01 62.03 2003-08-01 62.41 2003-09-01 62.41 2003-10-01 62.48 2003-11-01 62.69 2003-12-01 62.76 2004-01-01 63.22 2004-02-01 63.09 2004-03-01 63.18 2004-04-01 63.32 2004-05-01 64.65 2004-06-01 64.77 2004-07-01 65.23 2004-08-01 65.46 2004-09-01 65.48 2004-10-01 65.80 2004-11-01 66.19 2004-12-01 66.23 2005-01-01 66.64 2005-02-01 67.13 2005-03-01 67.36 2005-04-01 68.07 2005-05-01 68.28 2005-06-01 68.40 2005-07-01 69.50 2005-08-01 69.74 2005-09-01 70.09 2005-10-01 70.72 2005-11-01 71.13 2005-12-01 71.43 2006-01-01 72.06 2006-02-01 72.39 2006-03-01 72.64 2006-04-01 73.02 2006-05-01 73.08 2006-06-01 73.28 2006-07-01 73.92 2006-08-01 74.05 2006-09-01 73.87 2006-10-01 74.18 2006-11-01 74.62 2006-12-01 75.11 2007-01-01 76.57 2007-02-01 77.31 2007-03-01 77.42 2007-04-01 77.67 2007-05-01 77.83 2007-06-01 77.94 2007-07-01 78.99 2007-08-01 80.21 2007-09-01 80.74 2007-10-01 81.18 2007-11-01 82.26 2007-12-01 83.21 2008-01-01 84.95 2008-02-01 85.90 2008-03-01 86.79 2008-04-01 87.18 2008-05-01 87.81 2008-06-01 89.22 2008-07-01 90.61 2008-08-01 91.24 2008-09-01 91.56 2008-10-01 92.11 2008-11-01 91.88 2008-12-01 92.66 2009-01-01 93.31 2009-02-01 93.91 2009-03-01 93.94 2009-04-01 93.77 2009-05-01 93.81 2009-06-01 94.02 2009-07-01 95.10 2009-08-01 95.24 2009-09-01 94.93 2009-10-01 95.21 2009-11-01 95.27 2009-12-01 95.83 2010-01-01 96.05 2010-02-01 96.18 2010-03-01 95.77 2010-04-01 95.72 2010-05-01 95.59 2010-06-01 95.58 2010-07-01 96.52 2010-08-01 96.65 2010-09-01 95.60 2010-10-01 95.52 2010-11-01 95.72 2010-12-01 96.80 2011-01-01 97.34 2011-02-01 97.19 2011-03-01 97.29 2011-04-01 96.98 2011-05-01 97.00 2011-06-01 97.42 2011-07-01 98.20 2011-08-01 98.30 2011-09-01 98.19 2011-10-01 98.12 2011-11-01 97.97 2011-12-01 99.05 2012-01-01 99.08 2012-02-01 99.21 2012-03-01 99.27 2012-04-01 99.17 2012-05-01 99.63 2012-06-01 100.26 2012-07-01 101.22 2012-08-01 101.36 2012-09-01 100.23 2012-10-01 100.18 2012-11-01 100.20 2012-12-01 101.29 2013-01-01 101.45 2013-02-01 101.28 2013-03-01 100.96 2013-04-01 100.69 2013-05-01 100.72 2013-06-01 100.83 2013-07-01 102.04 2013-08-01 102.12 2013-09-01 100.71 2013-10-01 100.67 2013-11-01 100.66 2013-12-01 101.64 2014-01-01 100.98 2014-02-01 100.20 2014-03-01 99.97 2014-04-01 100.12 2014-05-01 99.50 2014-06-01 99.89 2014-07-01 100.81 2014-08-01 101.44 2014-09-01 99.18 2014-10-01 98.11 2014-11-01 97.93 2014-12-01 100.36 2015-01-01 100.38 2015-02-01 100.21 2015-03-01 99.41 2015-04-01 99.39 2015-05-01 99.49 2015-06-01 99.58 2015-07-01 101.18 2015-08-01 101.52 2015-09-01 99.68 2015-10-01 99.31 2015-11-01 99.00 2015-12-01 100.85 2016-01-01 100.61 2016-02-01 100.03 2016-03-01 99.38 2016-04-01 98.91 2016-05-01 98.44 2016-06-01 98.74 2016-07-01 100.94 2016-08-01 101.29 2016-09-01 99.00 2016-10-01 98.06 2016-11-01 97.92 2016-12-01 99.65 2017-01-01 99.37 2017-02-01 99.34 2017-03-01 98.06 2017-04-01 98.22 2017-05-01 97.99 2017-06-01 98.66 2017-07-01 100.88 2017-08-01 101.40 2017-09-01 99.52 2017-10-01 98.91 2017-11-01 98.82 2017-12-01 100.90 2018-01-01 101.20 2018-02-01 101.73 2018-03-01 101.69 2018-04-01 101.49 2018-05-01 101.56 2018-06-01 102.93 2018-07-01 105.92 2018-08-01 107.34 2018-09-01 104.67 2018-10-01 103.24