Month Index 2015=100 1996-01-01 52.00 1996-02-01 51.63 1996-03-01 51.94 1996-04-01 51.94 1996-05-01 51.94 1996-06-01 51.94 1996-07-01 51.94 1996-08-01 52.21 1996-09-01 52.26 1996-10-01 53.83 1996-11-01 53.99 1996-12-01 53.99 1997-01-01 54.52 1997-02-01 54.52 1997-03-01 54.52 1997-04-01 54.52 1997-05-01 54.52 1997-06-01 54.52 1997-07-01 54.67 1997-08-01 54.94 1997-09-01 55.15 1997-10-01 56.19 1997-11-01 56.30 1997-12-01 56.51 1998-01-01 56.51 1998-02-01 56.67 1998-03-01 56.67 1998-04-01 56.61 1998-05-01 57.03 1998-06-01 57.09 1998-07-01 57.19 1998-08-01 57.30 1998-09-01 57.66 1998-10-01 58.40 1998-11-01 59.29 1998-12-01 59.29 1999-01-01 59.40 1999-02-01 59.45 1999-03-01 59.45 1999-04-01 59.45 1999-05-01 59.29 1999-06-01 59.29 1999-07-01 59.29 1999-08-01 59.34 1999-09-01 59.34 1999-10-01 59.34 1999-11-01 60.55 1999-12-01 60.65 2000-01-01 60.65 2000-02-01 60.65 2000-03-01 60.65 2000-04-01 60.65 2000-05-01 60.76 2000-06-01 60.76 2000-07-01 60.81 2000-08-01 60.86 2000-09-01 60.92 2000-10-01 61.70 2000-11-01 62.86 2000-12-01 62.86 2001-01-01 63.23 2001-02-01 63.07 2001-03-01 63.22 2001-04-01 63.23 2001-05-01 63.41 2001-06-01 63.41 2001-07-01 63.56 2001-08-01 63.63 2001-09-01 63.75 2001-10-01 63.89 2001-11-01 64.42 2001-12-01 64.51 2002-01-01 64.83 2002-02-01 65.60 2002-03-01 65.11 2002-04-01 65.17 2002-05-01 65.41 2002-06-01 65.88 2002-07-01 65.91 2002-08-01 65.91 2002-09-01 66.80 2002-10-01 67.44 2002-11-01 67.85 2002-12-01 68.49 2003-01-01 68.55 2003-02-01 68.73 2003-03-01 68.84 2003-04-01 68.35 2003-05-01 68.56 2003-06-01 68.69 2003-07-01 69.28 2003-08-01 69.28 2003-09-01 69.28 2003-10-01 70.21 2003-11-01 70.46 2003-12-01 71.04 2004-01-01 71.20 2004-02-01 71.44 2004-03-01 71.74 2004-04-01 71.82 2004-05-01 71.65 2004-06-01 71.65 2004-07-01 71.66 2004-08-01 71.66 2004-09-01 72.32 2004-10-01 73.04 2004-11-01 73.71 2004-12-01 73.43 2005-01-01 73.94 2005-02-01 73.99 2005-03-01 73.95 2005-04-01 74.44 2005-05-01 74.66 2005-06-01 74.27 2005-07-01 74.36 2005-08-01 74.29 2005-09-01 75.24 2005-10-01 76.93 2005-11-01 77.61 2005-12-01 78.88 2006-01-01 78.85 2006-02-01 79.31 2006-03-01 79.12 2006-04-01 78.24 2006-05-01 78.55 2006-06-01 78.54 2006-07-01 78.57 2006-08-01 78.65 2006-09-01 78.81 2006-10-01 80.09 2006-11-01 80.68 2006-12-01 81.58 2007-01-01 82.37 2007-02-01 82.64 2007-03-01 82.88 2007-04-01 82.85 2007-05-01 83.11 2007-06-01 83.42 2007-07-01 83.56 2007-08-01 83.56 2007-09-01 84.22 2007-10-01 85.79 2007-11-01 86.83 2007-12-01 87.11 2008-01-01 87.54 2008-02-01 87.90 2008-03-01 88.40 2008-04-01 88.44 2008-05-01 88.56 2008-06-01 88.61 2008-07-01 88.43 2008-08-01 88.54 2008-09-01 89.14 2008-10-01 90.66 2008-11-01 91.05 2008-12-01 91.95 2009-01-01 92.14 2009-02-01 92.49 2009-03-01 92.62 2009-04-01 92.66 2009-05-01 92.65 2009-06-01 92.71 2009-07-01 92.50 2009-08-01 91.25 2009-09-01 91.71 2009-10-01 92.45 2009-11-01 92.72 2009-12-01 93.32 2010-01-01 93.10 2010-02-01 93.13 2010-03-01 93.16 2010-04-01 93.31 2010-05-01 93.38 2010-06-01 93.54 2010-07-01 93.66 2010-08-01 93.69 2010-09-01 93.38 2010-10-01 93.48 2010-11-01 93.67 2010-12-01 93.50 2011-01-01 93.73 2011-02-01 93.73 2011-03-01 93.80 2011-04-01 93.68 2011-05-01 93.69 2011-06-01 93.60 2011-07-01 93.60 2011-08-01 93.64 2011-09-01 93.58 2011-10-01 93.78 2011-11-01 95.28 2011-12-01 95.80 2012-01-01 95.75 2012-02-01 96.07 2012-03-01 96.72 2012-04-01 96.90 2012-05-01 96.74 2012-06-01 96.85 2012-07-01 96.90 2012-08-01 96.90 2012-09-01 98.16 2012-10-01 99.16 2012-11-01 99.29 2012-12-01 99.87 2013-01-01 99.85 2013-02-01 100.01 2013-03-01 100.07 2013-04-01 99.89 2013-05-01 100.04 2013-06-01 99.87 2013-07-01 99.87 2013-08-01 98.81 2013-09-01 99.34 2013-10-01 98.91 2013-11-01 98.76 2013-12-01 98.58 2014-01-01 98.96 2014-02-01 98.65 2014-03-01 98.72 2014-04-01 98.66 2014-05-01 98.23 2014-06-01 98.46 2014-07-01 98.61 2014-08-01 98.21 2014-09-01 98.62 2014-10-01 97.96 2014-11-01 97.57 2014-12-01 98.48 2015-01-01 98.46 2015-02-01 98.42 2015-03-01 98.82 2015-04-01 98.45 2015-05-01 98.52 2015-06-01 99.39 2015-07-01 99.19 2015-08-01 99.73 2015-09-01 101.13 2015-10-01 101.87 2015-11-01 102.94 2015-12-01 103.07 2016-01-01 103.14 2016-02-01 103.21 2016-03-01 103.27 2016-04-01 103.00 2016-05-01 103.24 2016-06-01 103.40 2016-07-01 103.32 2016-08-01 103.26 2016-09-01 103.33 2016-10-01 103.31 2016-11-01 104.22 2016-12-01 102.90 2017-01-01 103.24 2017-02-01 103.13 2017-03-01 102.96 2017-04-01 102.80 2017-05-01 102.74 2017-06-01 102.81 2017-07-01 100.86 2017-08-01 100.60 2017-09-01 100.05 2017-10-01 102.88 2017-11-01 103.82 2017-12-01 103.90 2018-01-01 104.54 2018-02-01 104.02 2018-03-01 104.40 2018-04-01 104.25 2018-05-01 104.30 2018-06-01 104.57 2018-07-01 104.49 2018-08-01 103.98 2018-09-01 104.34 2018-10-01 104.86