Month Index 2015=100 1996-01-01 25.00 1996-02-01 26.40 1996-03-01 26.78 1996-04-01 27.06 1996-05-01 27.33 1996-06-01 27.80 1996-07-01 27.80 1996-08-01 27.80 1996-09-01 27.80 1996-10-01 28.20 1996-11-01 28.57 1996-12-01 28.71 1997-01-01 29.95 1997-02-01 30.50 1997-03-01 30.63 1997-04-01 31.84 1997-05-01 32.42 1997-06-01 32.63 1997-07-01 32.69 1997-08-01 32.93 1997-09-01 32.94 1997-10-01 32.92 1997-11-01 32.94 1997-12-01 33.26 1998-01-01 35.42 1998-02-01 35.45 1998-03-01 37.17 1998-04-01 37.27 1998-05-01 37.31 1998-06-01 37.35 1998-07-01 37.72 1998-08-01 37.96 1998-09-01 38.24 1998-10-01 38.24 1998-11-01 38.25 1998-12-01 38.51 1999-01-01 38.59 1999-02-01 38.64 1999-03-01 38.69 1999-04-01 39.27 1999-05-01 39.27 1999-06-01 39.27 1999-07-01 39.79 1999-08-01 40.08 1999-09-01 40.40 1999-10-01 40.40 1999-11-01 41.09 1999-12-01 41.31 2000-01-01 42.44 2000-02-01 42.35 2000-03-01 44.38 2000-04-01 44.55 2000-05-01 44.56 2000-06-01 44.95 2000-07-01 46.62 2000-08-01 46.66 2000-09-01 46.81 2000-10-01 47.09 2000-11-01 49.16 2000-12-01 51.48 2001-01-01 53.27 2001-02-01 52.75 2001-03-01 52.17 2001-04-01 52.35 2001-05-01 52.34 2001-06-01 52.03 2001-07-01 48.84 2001-08-01 48.71 2001-09-01 48.65 2001-10-01 48.65 2001-11-01 48.65 2001-12-01 48.59 2002-01-01 48.41 2002-02-01 48.13 2002-03-01 47.53 2002-04-01 47.05 2002-05-01 47.05 2002-06-01 47.09 2002-07-01 47.11 2002-08-01 47.22 2002-09-01 47.22 2002-10-01 47.45 2002-11-01 47.60 2002-12-01 47.60 2003-01-01 47.89 2003-02-01 47.89 2003-03-01 47.94 2003-04-01 47.97 2003-05-01 48.13 2003-06-01 48.10 2003-07-01 48.13 2003-08-01 48.13 2003-09-01 48.13 2003-10-01 48.13 2003-11-01 48.11 2003-12-01 48.15 2004-01-01 48.43 2004-02-01 48.96 2004-03-01 48.68 2004-04-01 49.10 2004-05-01 50.55 2004-06-01 52.05 2004-07-01 52.94 2004-08-01 53.02 2004-09-01 52.99 2004-10-01 53.32 2004-11-01 54.95 2004-12-01 55.69 2005-01-01 56.56 2005-02-01 57.36 2005-03-01 57.36 2005-04-01 57.36 2005-05-01 59.08 2005-06-01 59.92 2005-07-01 60.00 2005-08-01 60.16 2005-09-01 60.68 2005-10-01 61.18 2005-11-01 61.59 2005-12-01 61.72 2006-01-01 61.80 2006-02-01 61.95 2006-03-01 62.24 2006-04-01 62.56 2006-05-01 65.37 2006-06-01 65.48 2006-07-01 65.62 2006-08-01 65.74 2006-09-01 65.74 2006-10-01 66.20 2006-11-01 67.93 2006-12-01 68.84 2007-01-01 69.69 2007-02-01 69.94 2007-03-01 70.08 2007-04-01 70.19 2007-05-01 70.40 2007-06-01 71.40 2007-07-01 72.28 2007-08-01 74.15 2007-09-01 74.59 2007-10-01 77.43 2007-11-01 77.83 2007-12-01 78.09 2008-01-01 79.04 2008-02-01 81.24 2008-03-01 82.25 2008-04-01 82.55 2008-05-01 82.82 2008-06-01 83.22 2008-07-01 87.93 2008-08-01 88.79 2008-09-01 88.21 2008-10-01 90.31 2008-11-01 91.80 2008-12-01 91.75 2009-01-01 91.75 2009-02-01 91.28 2009-03-01 91.37 2009-04-01 91.37 2009-05-01 90.55 2009-06-01 90.53 2009-07-01 90.53 2009-08-01 90.51 2009-09-01 90.29 2009-10-01 90.29 2009-11-01 90.29 2009-12-01 89.93 2010-01-01 89.91 2010-02-01 90.01 2010-03-01 89.83 2010-04-01 89.71 2010-05-01 89.65 2010-06-01 89.65 2010-07-01 89.90 2010-08-01 89.95 2010-09-01 89.79 2010-10-01 89.52 2010-11-01 89.52 2010-12-01 89.68 2011-01-01 90.01 2011-02-01 90.02 2011-03-01 90.34 2011-04-01 90.48 2011-05-01 90.53 2011-06-01 93.75 2011-07-01 94.66 2011-08-01 94.73 2011-09-01 94.63 2011-10-01 94.63 2011-11-01 94.63 2011-12-01 95.27 2012-01-01 95.39 2012-02-01 95.41 2012-03-01 95.62 2012-04-01 95.66 2012-05-01 95.69 2012-06-01 99.14 2012-07-01 98.87 2012-08-01 98.87 2012-09-01 98.87 2012-10-01 99.01 2012-11-01 99.01 2012-12-01 99.01 2013-01-01 99.25 2013-02-01 99.38 2013-03-01 99.63 2013-04-01 99.60 2013-05-01 99.70 2013-06-01 100.63 2013-07-01 100.63 2013-08-01 100.63 2013-09-01 99.49 2013-10-01 99.49 2013-11-01 100.11 2013-12-01 100.79 2014-01-01 100.89 2014-02-01 100.85 2014-03-01 100.74 2014-04-01 100.50 2014-05-01 100.62 2014-06-01 101.64 2014-07-01 101.64 2014-08-01 101.93 2014-09-01 100.98 2014-10-01 100.95 2014-11-01 100.95 2014-12-01 100.95 2015-01-01 100.66 2015-02-01 100.70 2015-03-01 100.70 2015-04-01 100.92 2015-05-01 100.96 2015-06-01 101.63 2015-07-01 101.44 2015-08-01 100.26 2015-09-01 98.94 2015-10-01 98.33 2015-11-01 98.09 2015-12-01 97.36 2016-01-01 97.33 2016-02-01 97.26 2016-03-01 97.37 2016-04-01 97.08 2016-05-01 97.04 2016-06-01 97.16 2016-07-01 97.65 2016-08-01 97.73 2016-09-01 98.19 2016-10-01 98.35 2016-11-01 99.42 2016-12-01 98.99 2017-01-01 99.22 2017-02-01 98.69 2017-03-01 99.58 2017-04-01 100.09 2017-05-01 98.42 2017-06-01 98.87 2017-07-01 98.83 2017-08-01 98.95 2017-09-01 98.20 2017-10-01 99.47 2017-11-01 98.42 2017-12-01 97.64 2018-01-01 98.27 2018-02-01 96.96 2018-03-01 98.17 2018-04-01 98.53 2018-05-01 98.42 2018-06-01 99.70 2018-07-01 92.05 2018-08-01 92.03 2018-09-01 91.12 2018-10-01 93.61