Month Percent 1993-10-01 6.680000000 1993-11-01 6.520000000 1993-12-01 6.290000000 1994-01-01 6.330000000 1994-02-01 6.430000000 1994-03-01 6.720000000 1994-04-01 6.980000000 1994-05-01 7.120000000 1994-06-01 7.150000000 1994-07-01 7.130000000 1994-08-01 7.070000000 1994-09-01 7.320000000 1994-10-01 7.960000000 1994-11-01 7.850000000 1994-12-01 7.740000000 1995-01-01 7.780000000 1995-02-01 7.830000000 1995-03-01 7.730000000 1995-04-01 7.530000000 1995-05-01 7.390000000 1995-06-01 7.100000000 1995-07-01 7.100000000 1995-08-01 7.090000000 1995-09-01 6.900000000 1995-10-01 6.840000000 1995-11-01 6.770000000 1995-12-01 6.690000000 1996-01-01 6.420000000 1996-02-01 6.130000000 1996-03-01 6.680000000 1996-04-01 6.580000000 1996-05-01 6.470000000 1996-06-01 6.520000000 1996-07-01 6.530000000 1996-08-01 6.350000000 1996-09-01 6.250000000 1996-10-01 5.930000000 1996-11-01 5.890000000 1996-12-01 5.810000000 1997-01-01 5.730000000 1997-02-01 5.450000000 1997-03-01 5.590000000 1997-04-01 5.700000000 1997-05-01 5.590000000 1997-06-01 5.680000000 1997-07-01 5.570000000 1997-08-01 5.630000000 1997-09-01 5.600000000 1997-10-01 5.600000000 1997-11-01 5.610000000 1997-12-01 5.430000000 1998-01-01 5.210000000 1998-02-01 5.080000000 1998-03-01 5.000000000 1998-04-01 4.990000000 1998-05-01 5.060000000 1998-06-01 4.940000000 1998-07-01 4.840000000 1998-08-01 4.560000000 1998-09-01 4.360000000 1998-10-01 4.300000000 1998-11-01 4.300000000 1998-12-01 4.100000000 1999-01-01 3.910000000 1999-02-01 3.930000000 1999-03-01 4.170000000 1999-04-01 4.010000000 1999-05-01 4.160000000 1999-06-01 4.370000000 1999-07-01 4.870000000 1999-08-01 5.180000000 1999-09-01 5.310000000 1999-10-01 5.540000000 1999-11-01 5.270000000 1999-12-01 5.260000000 2000-01-01 5.650000000 2000-02-01 5.700000000 2000-03-01 5.560000000 2000-04-01 5.420000000 2000-05-01 5.600000000 2000-06-01 5.370000000 2000-07-01 5.570000000 2000-08-01 5.490000000 2000-09-01 5.570000000 2000-10-01 5.510000000 2000-11-01 5.570000000 2000-12-01 5.210000000 2001-01-01 5.060000000 2001-02-01 5.080000000 2001-03-01 4.930000000 2001-04-01 5.050000000 2001-05-01 5.300000000 2001-06-01 5.150000000 2001-07-01 5.050000000 2001-08-01 4.830000000 2001-09-01 4.670000000 2001-10-01 4.410000000 2001-11-01 4.290000000 2001-12-01 4.510000000 2002-01-01 4.820000000 2002-02-01 4.910000000 2002-03-01 5.160000000 2002-04-01 5.190000000 2002-05-01 5.150000000 2002-06-01 5.090000000 2002-07-01 4.870000000 2002-08-01 4.490000000 2002-09-01 4.330000000 2002-10-01 4.110000000 2002-11-01 4.110000000 2002-12-01 3.970000000 2003-01-01 3.625000000 2003-02-01 3.550000000 2003-03-01 3.550000000 2003-04-01 3.550000000 2003-05-01 3.550000000 2003-06-01 2.848211000 2003-07-01 2.852957000 2003-08-01 3.170000000 2003-09-01 3.220455000 2003-10-01 3.195565000 2003-11-01 3.382700000 2003-12-01 3.289050000 2004-01-01 3.010143000 2004-02-01 2.938450000 2004-03-01 2.692609000 2004-04-01 2.767500000 2004-05-01 3.033125000 2004-06-01 3.124333000 2004-07-01 3.025083000 2004-08-01 2.859091000 2004-09-01 2.825727000 2004-10-01 2.692190000 2004-11-01 2.586095000 2004-12-01 2.540818000 2005-01-01 2.545571000 2005-02-01 2.560000000 2005-03-01 2.580095000 2005-04-01 2.451143000 2005-05-01 2.287158000 2005-06-01 2.117143000 2005-07-01 2.167619000 2005-08-01 2.248955000 2005-09-01 2.194545000 2005-10-01 2.420000000 2005-11-01 2.650000000 2005-12-01 2.740000000 2006-01-01 2.820000000 2006-02-01 2.820000000 2006-03-01 2.820000000 2006-04-01 2.820000000 2006-05-01 3.080000000 2006-06-01 3.380000000 2006-07-01 3.490000000 2006-08-01 3.580000000 2006-09-01 3.670000000 2006-10-01 3.670000000 2006-11-01 3.720000000 2006-12-01 3.770000000 2007-01-01 3.833318000 2007-02-01 3.904316000 2007-03-01 4.016136000 2007-04-01 4.263684000 2007-05-01 4.632545000 2010-05-01 3.152166667 2010-06-01 3.008590909 2010-07-01 2.984636364 2010-08-01 2.665045455 2010-09-01 2.672590909 2010-10-01 2.733190476 2010-11-01 2.935090909 2010-12-01 3.319130435 2011-01-01 3.304095238 2011-02-01 3.452800000 2011-03-01 3.471000000 2011-04-01 3.566285714 2011-05-01 3.293454545 2011-06-01 3.145409091 2011-07-01 3.025666667 2011-08-01 2.593260870 2011-09-01 2.273363636 2011-10-01 2.366142857 2011-11-01 2.307409091 2011-12-01 2.263818182 2012-01-01 2.069727273 2012-02-01 2.034476190 2012-03-01 2.371692308 2012-04-01 2.220238095 2012-05-01 1.922347826 2012-06-01 1.818761905 2012-07-01 1.697863636 2012-08-01 1.661608696 2012-09-01 1.647400000 2012-10-01 1.620608696 2012-11-01 1.523772727 2012-12-01 1.427428571 2013-01-01 1.594521739 2013-02-01 1.692750000 2013-03-01 1.545380952 2013-04-01 1.409500000 2013-05-01 1.460086957 2013-06-01 1.755000000 2013-07-01 2.021130435 2013-08-01 2.202090909 2013-09-01 2.271380952 2013-10-01 2.138782609 2013-11-01 2.008523810 2013-12-01 2.096318182 2014-01-01 2.056869565 2014-02-01 1.868750000 2014-03-01 1.796190476 2014-04-01 1.710090909 2014-05-01 1.568227273 2014-06-01 1.439809524 2014-07-01 1.263652174 2014-08-01 1.083142857 2014-09-01 0.983272727 2014-10-01 0.867304348 2014-11-01 0.751100000 2014-12-01 0.646565217 2015-01-01 0.473318182 2015-02-01 0.330800000 2015-03-01 0.160863636 2015-04-01 0.065136364 2015-05-01 0.413952381 2015-06-01 0.648681818 2015-07-01 0.560652174 2015-08-01 0.445428571 2015-09-01 0.426000000 2015-10-01 0.307590909 2015-11-01 0.251761905 2015-12-01 0.287173913 2016-01-01 0.183904762 2016-02-01 -0.041619048 2016-03-01 -0.086434783 2016-04-01 -0.123666667 2016-05-01 -0.145227273 2016-06-01 -0.235227273 2016-07-01 -0.364619048 2016-08-01 -0.384130435 2016-09-01 -0.380227273 2016-10-01 -0.305666667 2016-11-01 -0.147227273 2016-12-01 -0.096727273 2017-01-01 -0.076090909 2017-02-01 0.554300000 2017-03-01 0.599434783 2017-04-01 0.488300000 2017-05-01 0.569043478 2017-06-01 0.518863636 2017-07-01 0.692761905 2017-08-01 0.569608696 2017-09-01 0.554380952 2017-10-01 0.570181818 2017-11-01 0.500090909 2017-12-01 0.491619048 2018-01-01 0.621956522 2018-02-01 0.779800000 2018-03-01 0.676954545 2018-04-01 0.618809524 2018-05-01 0.608478261 2018-06-01 0.537142857 2018-07-01 0.470318182 2018-08-01 0.466391304 2018-09-01 0.509200000