Month Net Percent, Seasonally Adjusted 1980-12-01 -13.24 1981-01-01 -25.41 1981-02-01 -25.72 1981-03-01 -32.07 1981-04-01 -31.64 1981-05-01 -27.44 1981-06-01 -40.15 1981-07-01 -37.06 1981-08-01 -39.04 1981-09-01 -35.21 1981-10-01 -33.61 1981-11-01 -30.10 1981-12-01 -29.86 1982-01-01 -30.10 1982-02-01 -16.10 1982-03-01 -22.69 1982-04-01 -28.81 1982-05-01 -35.02 1982-06-01 -30.68 1982-07-01 -34.93 1982-08-01 -38.24 1982-09-01 -38.75 1982-10-01 -40.42 1982-11-01 -40.42 1982-12-01 -34.22 1983-01-01 -32.70 1983-02-01 -32.19 1983-03-01 -23.97 1983-04-01 -36.15 1983-05-01 -30.61 1983-06-01 -26.54 1983-07-01 -22.86 1983-08-01 -19.80 1983-09-01 -18.29 1983-10-01 -28.25 1983-11-01 -24.62 1983-12-01 -26.59 1984-01-01 -26.27 1984-02-01 -27.27 1984-03-01 -27.01 1984-04-01 -23.04 1984-05-01 -25.70 1984-06-01 -26.35 1984-07-01 -24.85 1984-08-01 -24.51 1984-09-01 -25.98 1984-10-01 -19.93 1984-11-01 -17.83 1984-12-01 -27.40 1985-01-01 -27.40 1985-02-01 -28.10 1985-03-01 -32.00 1985-04-01 -29.10 1985-05-01 -23.30 1985-06-01 -15.10 1985-07-01 -16.90 1985-08-01 -22.60 1985-09-01 -28.10 1985-10-01 -24.80 1985-11-01 -13.50 1985-12-01 -14.70 1986-01-01 -13.50 1986-02-01 -4.70 1986-03-01 -12.40 1986-04-01 -19.60 1986-05-01 -12.50 1986-06-01 -17.90 1986-07-01 -21.90 1986-08-01 -21.10 1986-09-01 -20.00 1986-10-01 -21.70 1986-11-01 -25.90 1986-12-01 -26.70 1987-01-01 -24.50 1987-02-01 -27.30 1987-03-01 -25.50 1987-04-01 -25.10 1987-05-01 -27.80 1987-06-01 -21 1987-07-01 -22.60 1987-08-01 -20.70 1987-09-01 -17.90 1987-10-01 -19.00 1987-11-01 -19 1987-12-01 -26.40 1988-01-01 -20.70 1988-02-01 -18.10 1988-03-01 -20.80 1988-04-01 -20.50 1988-05-01 -26.40 1988-06-01 -11.80 1988-07-01 -8.60 1988-08-01 -10.40 1988-09-01 -10.70 1988-10-01 -9.40 1988-11-01 -11.50 1988-12-01 -11.80 1989-01-01 -8.70 1989-02-01 -16.40 1989-03-01 -16.10 1989-04-01 -13 1989-05-01 -10.40 1989-06-01 -11 1989-07-01 -12.60 1989-08-01 -12.50 1989-09-01 -13.10 1989-10-01 -13.80 1989-11-01 -19.80 1989-12-01 -14.00 1990-01-01 -8.30 1990-02-01 -9.50 1990-03-01 -11.50 1990-04-01 -9.90 1990-05-01 -6.90 1990-06-01 -12.80 1990-07-01 -10.70 1990-08-01 -16.40 1990-09-01 -22.30 1990-10-01 -20.80 1990-11-01 -19 1990-12-01 -16.50 1991-01-01 -22.10 1991-02-01 -24.00 1991-03-01 -26.70 1991-04-01 -24.50 1991-05-01 -26.30 1991-06-01 -24.50 1991-07-01 -23.30 1991-08-01 -24.20 1991-09-01 -26 1991-10-01 -20 1991-11-01 -18.50 1991-12-01 -17.80 1992-01-01 -23.80 1992-02-01 -21.60 1992-03-01 -21.40 1992-04-01 -26.70 1992-05-01 -29.30 1992-06-01 -22.10 1992-07-01 -19.50 1992-08-01 -17.00 1992-09-01 -14.40 1992-10-01 -17.80 1992-11-01 -20.70 1992-12-01 -20.00 1993-01-01 -22.20 1993-02-01 -29.00 1993-03-01 -26.70 1993-04-01 -27.10 1993-05-01 -28 1993-06-01 -29.10 1993-07-01 -27.30 1993-08-01 -23.80 1993-09-01 -20.30 1993-10-01 -16 1993-11-01 -28.90 1993-12-01 -30 1994-01-01 -20.20 1994-02-01 -18.40 1994-03-01 -18.50 1994-04-01 -18.30 1994-05-01 -15.10 1994-06-01 -21.70 1994-07-01 -17.80 1994-08-01 -18.20 1994-09-01 -18.10 1994-10-01 -19.90 1994-11-01 -19.80 1994-12-01 -13 1995-01-01 -12.10 1995-02-01 -12.10 1995-03-01 -6.50 1995-04-01 -8.10 1995-05-01 -12.20 1995-06-01 -7.80 1995-07-01 -11.70 1995-08-01 -8.40 1995-09-01 -5.40 1995-10-01 -1.70 1995-11-01 -2.20 1995-12-01 -10.10 1996-01-01 -16.10 1996-02-01 -14.30 1996-03-01 -14 1996-04-01 -15.30 1996-05-01 -15.60 1996-06-01 -13.70 1996-07-01 -12.90 1996-08-01 -14.10 1996-09-01 -14.50 1996-10-01 -14.80 1996-11-01 -14.60 1996-12-01 -18.70 1997-01-01 -19.10 1997-02-01 -11.60 1997-03-01 -16.60 1997-04-01 -11.40 1997-05-01 -4.10 1997-06-01 -6.40 1997-07-01 -11.80 1997-08-01 -11.00 1997-09-01 -9.80 1997-10-01 -13.10 1997-11-01 -4.70 1997-12-01 -3.00 1998-01-01 -6.00 1998-02-01 -6.20 1998-03-01 -0.30 1998-04-01 2.30 1998-05-01 5.90 1998-06-01 -6.40 1998-07-01 -3.20 1998-08-01 -1.40 1998-09-01 0.60 1998-10-01 -12.10 1998-11-01 -9.40 1998-12-01 -8.40 1999-01-01 -13.30 1999-02-01 -13.90 1999-03-01 -11.60 1999-04-01 -10.70 1999-05-01 -15.90 1999-06-01 -16.10 1999-07-01 -14.60 1999-08-01 -14.30 1999-09-01 -14.00 1999-10-01 -10.00 1999-11-01 -5.10 1999-12-01 -5.40 2000-01-01 -2.00 2000-02-01 -0.40 2000-03-01 3.90 2000-04-01 -2.30 2000-05-01 -1.10 2000-06-01 0.40 2000-07-01 0.10 2000-08-01 0.20 2000-09-01 0.40 2000-10-01 -7.50 2000-11-01 -7.40 2000-12-01 -4.40 2001-01-01 -5.50 2001-02-01 -3.90 2001-03-01 -2.30 2001-04-01 -5.50 2001-05-01 -8.70 2001-06-01 -4.30 2001-07-01 -4.80 2001-08-01 -6.10 2001-09-01 -7.40 2001-10-01 0.40 2001-11-01 -10.60 2001-12-01 -10.60 2002-01-01 -9.20 2002-02-01 -8.40 2002-03-01 -9.50 2002-04-01 -5.60 2002-05-01 -5.50 2002-06-01 0.00 2002-07-01 -8.40 2002-08-01 -11.00 2002-09-01 -13.70 2002-10-01 -10.40 2002-11-01 -11.70 2002-12-01 -15 2003-01-01 -15.10 2003-02-01 -12.90 2003-03-01 -16.40 2003-04-01 -26.10 2003-05-01 -25.50 2003-06-01 -19.40 2003-07-01 -13.70 2003-08-01 -15.50 2003-09-01 -17.60 2003-10-01 -18.30 2003-11-01 -11.90 2003-12-01 -9.00 2004-01-01 -0.80 2004-02-01 -2.70 2004-03-01 -4.00 2004-04-01 0.40 2004-05-01 -2.40 2004-06-01 -4.60 2004-07-01 -8.30 2004-08-01 -10.10 2004-09-01 -12 2004-10-01 -16.90 2004-11-01 -17.30 2004-12-01 -19.60 2005-01-01 -17 2005-02-01 -20.60 2005-03-01 -23.60 2005-04-01 -19.60 2005-05-01 -23.40 2005-06-01 -30.60 2005-07-01 -25.30 2005-08-01 -23.60 2005-09-01 -21.90 2005-10-01 -20.30 2005-11-01 -16.10 2005-12-01 -13.90 2006-01-01 -14 2006-02-01 -14.30 2006-03-01 -9.20 2006-04-01 -9.00 2006-05-01 -5.80 2006-06-01 -1.50 2006-07-01 -3.80 2006-08-01 0.20 2006-09-01 1.30 2006-10-01 0.80 2006-11-01 -4.20 2006-12-01 -1.50 2007-01-01 -2.40 2007-02-01 -1.00 2007-03-01 1.50 2007-04-01 3.70 2007-05-01 0.30 2007-06-01 -0.70 2007-07-01 1.50 2007-08-01 0.60 2007-09-01 -0.10 2007-10-01 -5.90 2007-11-01 -2.30 2007-12-01 -3.40 2008-01-01 -7.90 2008-02-01 -10.90 2008-03-01 -12.50 2008-04-01 -6.40 2008-05-01 -11.40 2008-06-01 -16.10 2008-07-01 -15.50 2008-08-01 -17.20 2008-09-01 -20 2008-10-01 -24.10 2008-11-01 -32.80 2008-12-01 -39 2009-01-01 -44.80 2009-02-01 -56.60 2009-03-01 -55.60 2009-04-01 -56.40 2009-05-01 -59.10 2009-06-01 -55.80 2009-07-01 -56.50 2009-08-01 -55.20 2009-09-01 -54.30 2009-10-01 -49.90 2009-11-01 -49.10 2009-12-01 -50.70 2010-01-01 -47.80 2010-02-01 -44.80 2010-03-01 -52 2010-04-01 -48.20 2010-05-01 -49.30 2010-06-01 -50.30 2010-07-01 -49.50 2010-08-01 -50.90 2010-09-01 -50.60 2010-10-01 -46.50 2010-11-01 -49.80 2010-12-01 -46 2011-01-01 -38.60 2011-02-01 -32.60 2011-03-01 -37.80 2011-04-01 -45 2011-05-01 -42.30 2011-06-01 -40.90 2011-07-01 -42 2011-08-01 -38.90 2011-09-01 -42.20 2011-10-01 -47.20 2011-11-01 -44.60 2011-12-01 -47.50 2012-01-01 -51.40 2012-02-01 -51 2012-03-01 -47.20 2012-04-01 -48.30 2012-05-01 -45.10 2012-06-01 -49.50 2012-07-01 -52.90 2012-08-01 -55.50 2012-09-01 -51.90 2012-10-01 -48.20 2012-11-01 -47 2012-12-01 -38.10 2013-01-01 -38.80 2013-02-01 -37.60 2013-03-01 -40.40 2013-04-01 -39.80 2013-05-01 -31 2013-06-01 -34.60 2013-07-01 -34.70 2013-08-01 -31.20 2013-09-01 -26.50 2013-10-01 -30.80 2013-11-01 -30.70 2013-12-01 -31.80 2014-01-01 -32 2014-02-01 -25.70 2014-03-01 -24.40 2014-04-01 -27.30 2014-05-01 -25.90 2014-06-01 -20.80 2014-07-01 -14.70 2014-08-01 -16.80 2014-09-01 -26.60 2014-10-01 -20.60 2014-11-01 -12 2014-12-01 -15.50 2015-01-01 -17.30 2015-02-01 -26.80 2015-03-01 -28.90 2015-04-01 -29.20 2015-05-01 -27.40 2015-06-01 -32.00 2015-07-01 -41.10 2015-08-01 -43.40 2015-09-01 -47.20 2015-10-01 -42.60 2015-11-01 -36.40 2015-12-01 -31.70 2016-01-01 -26.90 2016-02-01 -31.50 2016-03-01 -26.30 2016-04-01 -24.60 2016-05-01 -24.10 2016-06-01 -19.30 2016-07-01 -21.10 2016-08-01 -18.20 2016-09-01 -14.40 2016-10-01 -17.80 2016-11-01 -20.50 2016-12-01 -21.40 2017-01-01 -21.80 2017-02-01 -22.70 2017-03-01 -20.90 2017-04-01 -23.60 2017-05-01 -28.50 2017-06-01 -24.50 2017-07-01 -16.10 2017-08-01 -16.20 2017-09-01 -10.70 2017-10-01 -15.90 2017-11-01 -18.50 2017-12-01 -14.30 2018-01-01 -15.80 2018-02-01 -4.80 2018-03-01 -13.00 2018-04-01 -13.20 2018-05-01 -20.70 2018-06-01 -18.20 2018-07-01 -9.90 2018-08-01 -6.30 2018-09-01 -8.90 2018-10-01 -13.70