Month Index 2015=100 1996-01-01 66.48 1996-02-01 64.45 1996-03-01 66.46 1996-04-01 66.76 1996-05-01 66.96 1996-06-01 66.85 1996-07-01 67.07 1996-08-01 65.97 1996-09-01 67.18 1996-10-01 67.82 1996-11-01 67.82 1996-12-01 67.91 1997-01-01 67.83 1997-02-01 66.47 1997-03-01 68.70 1997-04-01 69.43 1997-05-01 68.73 1997-06-01 68.64 1997-07-01 69.56 1997-08-01 68.16 1997-09-01 69.30 1997-10-01 70.23 1997-11-01 70.75 1997-12-01 70.48 1998-01-01 69.33 1998-02-01 69.09 1998-03-01 69.67 1998-04-01 70.47 1998-05-01 70.66 1998-06-01 70.92 1998-07-01 70.48 1998-08-01 70.84 1998-09-01 72.04 1998-10-01 71.70 1998-11-01 71.37 1998-12-01 71.04 1999-01-01 70.54 1999-02-01 69.30 1999-03-01 70.61 1999-04-01 70.83 1999-05-01 71.06 1999-06-01 71.18 1999-07-01 71.38 1999-08-01 70.52 1999-09-01 72.20 1999-10-01 72.91 1999-11-01 73.19 1999-12-01 73.55 2000-01-01 73.63 2000-02-01 72.53 2000-03-01 74.25 2000-04-01 74.98 2000-05-01 75.31 2000-06-01 74.91 2000-07-01 74.75 2000-08-01 74.47 2000-09-01 75.51 2000-10-01 75.99 2000-11-01 76.27 2000-12-01 76.30 2001-01-01 74.79 2001-02-01 74.59 2001-03-01 75.38 2001-04-01 76.23 2001-05-01 76.57 2001-06-01 77.23 2001-07-01 75.41 2001-08-01 75.81 2001-09-01 77.17 2001-10-01 78.06 2001-11-01 77.63 2001-12-01 77.91 2002-01-01 76.44 2002-02-01 76.32 2002-03-01 76.90 2002-04-01 78.01 2002-05-01 78.30 2002-06-01 78.84 2002-07-01 78.28 2002-08-01 78.93 2002-09-01 79.81 2002-10-01 80.16 2002-11-01 80.01 2002-12-01 80.31 2003-01-01 79.85 2003-02-01 79.98 2003-03-01 81.79 2003-04-01 82.40 2003-05-01 82.18 2003-06-01 81.76 2003-07-01 80.33 2003-08-01 80.80 2003-09-01 82.43 2003-10-01 83.13 2003-11-01 83.00 2003-12-01 82.13 2004-01-01 81.14 2004-02-01 81.12 2004-03-01 81.82 2004-04-01 82.47 2004-05-01 83.20 2004-06-01 83.73 2004-07-01 82.67 2004-08-01 83.07 2004-09-01 83.91 2004-10-01 84.80 2004-11-01 85.15 2004-12-01 85.29 2005-01-01 83.38 2005-02-01 83.06 2005-03-01 83.78 2005-04-01 84.74 2005-05-01 84.89 2005-06-01 84.98 2005-07-01 83.74 2005-08-01 84.29 2005-09-01 85.70 2005-10-01 86.69 2005-11-01 86.85 2005-12-01 86.50 2006-01-01 85.07 2006-02-01 84.99 2006-03-01 85.99 2006-04-01 86.87 2006-05-01 87.04 2006-06-01 87.22 2006-07-01 86.09 2006-08-01 86.61 2006-09-01 87.65 2006-10-01 88.12 2006-11-01 88.03 2006-12-01 87.80 2007-01-01 86.30 2007-02-01 86.04 2007-03-01 87.19 2007-04-01 88.29 2007-05-01 88.73 2007-06-01 88.70 2007-07-01 88.10 2007-08-01 88.56 2007-09-01 89.70 2007-10-01 90.49 2007-11-01 90.84 2007-12-01 91.08 2008-01-01 89.81 2008-02-01 90.12 2008-03-01 91.06 2008-04-01 92.13 2008-05-01 92.85 2008-06-01 93.32 2008-07-01 92.81 2008-08-01 93.05 2008-09-01 94.17 2008-10-01 94.87 2008-11-01 93.69 2008-12-01 92.74 2009-01-01 90.64 2009-02-01 90.62 2009-03-01 91.85 2009-04-01 92.68 2009-05-01 93.35 2009-06-01 93.43 2009-07-01 92.08 2009-08-01 92.25 2009-09-01 93.00 2009-10-01 93.88 2009-11-01 94.58 2009-12-01 94.19 2010-01-01 92.86 2010-02-01 93.13 2010-03-01 94.00 2010-04-01 95.02 2010-05-01 95.07 2010-06-01 95.40 2010-07-01 94.59 2010-08-01 95.43 2010-09-01 96.38 2010-10-01 96.93 2010-11-01 96.21 2010-12-01 96.02 2011-01-01 95.68 2011-02-01 96.05 2011-03-01 97.05 2011-04-01 98.38 2011-05-01 99.01 2011-06-01 99.74 2011-07-01 97.89 2011-08-01 98.05 2011-09-01 98.84 2011-10-01 100.01 2011-11-01 100.11 2011-12-01 100.01 2012-01-01 98.63 2012-02-01 99.05 2012-03-01 100.47 2012-04-01 101.95 2012-05-01 102.69 2012-06-01 102.58 2012-07-01 101.58 2012-08-01 102.46 2012-09-01 102.39 2012-10-01 102.60 2012-11-01 101.55 2012-12-01 101.46 2013-01-01 100.62 2013-02-01 100.86 2013-03-01 101.78 2013-04-01 102.02 2013-05-01 102.84 2013-06-01 103.43 2013-07-01 102.28 2013-08-01 102.54 2013-09-01 102.67 2013-10-01 102.08 2013-11-01 100.75 2013-12-01 100.19 2014-01-01 99.04 2014-02-01 99.59 2014-03-01 100.88 2014-04-01 101.61 2014-05-01 102.74 2014-06-01 103.48 2014-07-01 103.19 2014-08-01 103.34 2014-09-01 102.69 2014-10-01 102.36 2014-11-01 100.73 2014-12-01 99.23 2015-01-01 98.31 2015-02-01 98.83 2015-03-01 99.51 2015-04-01 99.85 2015-05-01 100.97 2015-06-01 101.32 2015-07-01 100.70 2015-08-01 101.37 2015-09-01 100.73 2015-10-01 100.48 2015-11-01 99.25 2015-12-01 98.67 2016-01-01 97.25 2016-02-01 96.65 2016-03-01 97.37 2016-04-01 97.74 2016-05-01 99.03 2016-06-01 99.31 2016-07-01 100.30 2016-08-01 100.74 2016-09-01 100.32 2016-10-01 99.46 2016-11-01 98.48 2016-12-01 98.73 2017-01-01 97.92 2017-02-01 97.99 2017-03-01 98.83 2017-04-01 99.78 2017-05-01 99.92 2017-06-01 100.19 2017-07-01 100.24 2017-08-01 101.22 2017-09-01 100.45 2017-10-01 99.84 2017-11-01 98.66 2017-12-01 98.32 2018-01-01 96.47 2018-02-01 97.58 2018-03-01 98.43 2018-04-01 99.51 2018-05-01 100.87 2018-06-01 101.92 2018-07-01 101.67 2018-08-01 102.91 2018-09-01 102.11 2018-10-01 101.78