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1976-06-01 00:00:00+00 -0.329 3 1976-07-01 00:00:00+00 -0.470 4 1976-08-01 00:00:00+00 -0.235 4 1976-09-01 00:00:00+00 -0.271 4 1976-10-01 00:00:00+00 -0.146 4 1976-11-01 00:00:00+00 -0.383 4 1976-12-01 00:00:00+00 -0.443 4 1977-01-01 00:00:00+00 -0.263 4 1977-02-01 00:00:00+00 -0.026 4 1977-03-01 00:00:00+00 -0.157 4 1977-04-01 00:00:00+00 -0.244 4 1977-05-01 00:00:00+00 -0.216 4 1977-06-01 00:00:00+00 -0.557 4 1977-07-01 00:00:00+00 -1.068 3 1977-08-01 00:00:00+00 -1.094 3 1977-09-01 00:00:00+00 -0.938 3 1977-10-01 00:00:00+00 -0.259 3 1977-11-01 00:00:00+00 -0.126 3 1977-12-01 00:00:00+00 -0.333 3 1978-01-01 00:00:00+00 -0.776 3 1978-02-01 00:00:00+00 -0.764 3 1978-03-01 00:00:00+00 -0.850 3 1978-04-01 00:00:00+00 -2.034 3 1978-05-01 00:00:00+00 -2.503 3 1978-06-01 00:00:00+00 -2.116 3 1978-07-01 00:00:00+00 -1.812 3 1978-08-01 00:00:00+00 -0.909 3 1978-09-01 00:00:00+00 -1.123 3 1978-10-01 00:00:00+00 -1.579 3 1978-11-01 00:00:00+00 -1.261 3 1978-12-01 00:00:00+00 -1.487 3 1979-01-01 00:00:00+00 -2.092 3 1979-02-01 00:00:00+00 -2.431 3 1979-03-01 00:00:00+00 -3.108 3 1979-04-01 00:00:00+00 -3.788 3 1979-05-01 00:00:00+00 -3.332 3 1979-06-01 00:00:00+00 -4.044 3 1979-07-01 00:00:00+00 -4.602 3 1979-08-01 00:00:00+00 -4.539 3 1979-09-01 00:00:00+00 -3.769 3 1979-10-01 00:00:00+00 -2.830 3 1979-11-01 00:00:00+00 -3.072 3 1979-12-01 00:00:00+00 -2.027 3 1980-01-01 00:00:00+00 -2.326 3 1980-02-01 00:00:00+00 -2.454 3 1980-03-01 00:00:00+00 -2.153 3 1980-04-01 00:00:00+00 -2.920 3 1980-05-01 00:00:00+00 -2.880 3 1980-06-01 00:00:00+00 -3.501 3 1980-07-01 00:00:00+00 -3.240 3 1980-08-01 00:00:00+00 -2.914 3 1980-09-01 00:00:00+00 -3.191 3 1980-10-01 00:00:00+00 -3.758 3 1980-11-01 00:00:00+00 -4.884 3 1980-12-01 00:00:00+00 -4.100 3 1981-01-01 00:00:00+00 -3.448 3 1981-02-01 00:00:00+00 -4.379 3 1981-03-01 00:00:00+00 -4.560 3 1981-04-01 00:00:00+00 -5.229 3 1981-05-01 00:00:00+00 -5.512 3 1981-06-01 00:00:00+00 -4.376 3 1981-07-01 00:00:00+00 -3.874 3 1981-08-01 00:00:00+00 -3.673 3 1981-09-01 00:00:00+00 -3.396 3 1981-10-01 00:00:00+00 -5.184 3 1981-11-01 00:00:00+00 -5.023 3 1981-12-01 00:00:00+00 -3.541 3 1982-01-01 00:00:00+00 -2.955 3 1982-02-01 00:00:00+00 -4.423 3 1982-03-01 00:00:00+00 -3.532 3 1982-04-01 00:00:00+00 -3.596 3 1982-05-01 00:00:00+00 -3.365 3 1982-06-01 00:00:00+00 -5.546 3 1982-07-01 00:00:00+00 -7.406 3 1982-08-01 00:00:00+00 -6.958 3 1982-09-01 00:00:00+00 -8.057 3 1982-10-01 00:00:00+00 -5.940 3 1982-11-01 00:00:00+00 -5.430 3 1982-12-01 00:00:00+00 -6.341 3 1983-01-01 00:00:00+00 -4.628 3 1983-02-01 00:00:00+00 -3.897 3 1983-03-01 00:00:00+00 -3.238 3 1983-04-01 00:00:00+00 -3.472 3 1983-05-01 00:00:00+00 -4.691 3 1983-06-01 00:00:00+00 -3.767 3 1983-07-01 00:00:00+00 -3.201 3 1983-08-01 00:00:00+00 -3.701 3 1983-09-01 00:00:00+00 -3.489 3 1983-10-01 00:00:00+00 -3.252 3 1983-11-01 00:00:00+00 -2.938 3 1983-12-01 00:00:00+00 -2.929 3 1984-01-01 00:00:00+00 -2.770 3 1984-02-01 00:00:00+00 -3.136 3 1984-03-01 00:00:00+00 -3.508 3 1984-04-01 00:00:00+00 -4.036 3 1984-05-01 00:00:00+00 -5.083 3 1984-06-01 00:00:00+00 -4.408 3 1984-07-01 00:00:00+00 -3.998 3 1984-08-01 00:00:00+00 -3.550 3 1984-09-01 00:00:00+00 -3.300 3 1984-10-01 00:00:00+00 -3.043 3 1984-11-01 00:00:00+00 -3.378 3 1984-12-01 00:00:00+00 -3.188 3 1985-01-01 00:00:00+00 -3.616 4 1985-02-01 00:00:00+00 -2.998 4 1985-03-01 00:00:00+00 -2.884 4 1985-04-01 00:00:00+00 -2.434 4 1985-05-01 00:00:00+00 -2.080 4 1985-06-01 00:00:00+00 -1.933 4 1985-07-01 00:00:00+00 -1.617 4 1985-08-01 00:00:00+00 -1.529 4 1985-09-01 00:00:00+00 -1.378 4 1985-10-01 00:00:00+00 -1.348 4 1985-11-01 00:00:00+00 -1.069 4 1985-12-01 00:00:00+00 -1.299 4 1986-01-01 00:00:00+00 -0.756 4 1986-02-01 00:00:00+00 -1.465 4 1986-03-01 00:00:00+00 -0.980 4 1986-04-01 00:00:00+00 -0.350 4 1986-05-01 00:00:00+00 -0.133 4 1986-06-01 00:00:00+00 -0.105 4 1986-07-01 00:00:00+00 -0.269 4 1986-08-01 00:00:00+00 -0.316 4 1986-09-01 00:00:00+00 -0.258 4 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00:00:00+00 -7.328 3 1989-06-01 00:00:00+00 -6.500 3 1989-07-01 00:00:00+00 -5.165 3 1989-08-01 00:00:00+00 -5.956 3 1989-09-01 00:00:00+00 -6.595 4 1989-10-01 00:00:00+00 -7.890 4 1989-11-01 00:00:00+00 -8.553 4 1989-12-01 00:00:00+00 -7.801 4 1990-01-01 00:00:00+00 -7.029 4 1990-02-01 00:00:00+00 -7.215 4 1990-03-01 00:00:00+00 -8.355 4 1990-04-01 00:00:00+00 -9.413 4 1990-05-01 00:00:00+00 -8.730 4 1990-06-01 00:00:00+00 -7.646 4 1990-07-01 00:00:00+00 -6.443 4 1990-08-01 00:00:00+00 -6.653 4 1990-09-01 00:00:00+00 -5.816 4 1990-10-01 00:00:00+00 -4.039 4 1990-11-01 00:00:00+00 -4.532 4 1990-12-01 00:00:00+00 -4.592 4 1991-01-01 00:00:00+00 -3.559 4 1991-02-01 00:00:00+00 -3.948 4 1991-03-01 00:00:00+00 -8.165 5 1991-04-01 00:00:00+00 -7.234 5 1991-05-01 00:00:00+00 -7.192 5 1991-06-01 00:00:00+00 -12.511 5 1991-07-01 00:00:00+00 -11.294 5 1991-08-01 00:00:00+00 -8.523 5 1991-09-01 00:00:00+00 -6.785 5 1991-10-01 00:00:00+00 -7.041 5 1991-11-01 00:00:00+00 -7.216 5 1991-12-01 00:00:00+00 -6.503 5 1992-01-01 00:00:00+00 -6.746 5 1992-02-01 00:00:00+00 -6.599 5 1992-03-01 00:00:00+00 -6.151 5 1992-04-01 00:00:00+00 -4.464 4 1992-05-01 00:00:00+00 -5.050 4 1992-06-01 00:00:00+00 -3.646 4 1992-07-01 00:00:00+00 -3.001 4 1992-08-01 00:00:00+00 -3.265 4 1992-09-01 00:00:00+00 -3.764 4 1992-10-01 00:00:00+00 -3.234 4 1992-11-01 00:00:00+00 -3.703 4 1992-12-01 00:00:00+00 -3.069 4 1993-01-01 00:00:00+00 -3.266 4 1993-02-01 00:00:00+00 -3.177 4 1993-03-01 00:00:00+00 -3.419 4 1993-04-01 00:00:00+00 -2.562 4 1993-05-01 00:00:00+00 -2.782 4 1993-06-01 00:00:00+00 -2.318 4 1993-07-01 00:00:00+00 -2.652 4 1993-08-01 00:00:00+00 -2.577 4 1993-09-01 00:00:00+00 -2.171 4 1993-10-01 00:00:00+00 -2.491 4 1993-11-01 00:00:00+00 -2.258 4 1993-12-01 00:00:00+00 -2.345 4 1994-01-01 00:00:00+00 -2.465 4 1994-02-01 00:00:00+00 -2.903 4 1994-03-01 00:00:00+00 -2.986 4 1994-04-01 00:00:00+00 -2.882 4 1994-05-01 00:00:00+00 -2.477 4 1994-06-01 00:00:00+00 -2.434 4 1994-07-01 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00:00:00+00 -0.684 3 1997-03-01 00:00:00+00 -0.952 3 1997-04-01 00:00:00+00 -1.047 3 1997-05-01 00:00:00+00 -0.562 2 1997-06-01 00:00:00+00 -0.465 2 1997-07-01 00:00:00+00 -0.473 2 1997-08-01 00:00:00+00 -0.099 2 1997-09-01 00:00:00+00 -0.385 2 1997-10-01 00:00:00+00 -0.642 2 1997-11-01 00:00:00+00 -0.834 2 1997-12-01 00:00:00+00 -0.787 2 1998-01-01 00:00:00+00 -0.717 2 1998-02-01 00:00:00+00 -0.418 2 1998-03-01 00:00:00+00 -0.282 2 1998-04-01 00:00:00+00 -1.598 2 1998-05-01 00:00:00+00 -1.659 2 1998-06-01 00:00:00+00 -3.006 3 1998-07-01 00:00:00+00 -2.351 3 1998-08-01 00:00:00+00 -2.601 3 1998-09-01 00:00:00+00 -2.352 3 1998-10-01 00:00:00+00 -2.134 3 1998-11-01 00:00:00+00 -3.142 4 1998-12-01 00:00:00+00 -3.608 4 1999-01-01 00:00:00+00 -4.175 4 1999-02-01 00:00:00+00 -4.458 4 1999-03-01 00:00:00+00 -4.007 4 1999-04-01 00:00:00+00 -4.103 4 1999-05-01 00:00:00+00 -3.982 4 1999-06-01 00:00:00+00 -3.233 4 1999-07-01 00:00:00+00 -3.217 4 1999-08-01 00:00:00+00 -2.993 4 1999-09-01 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00:00:00+00 -3.410 4 2004-12-01 00:00:00+00 -3.345 4 2005-01-01 00:00:00+00 -6.864 2 2005-02-01 00:00:00+00 -5.535 2 2005-03-01 00:00:00+00 -5.484 2 2005-04-01 00:00:00+00 -4.688 2 2005-05-01 00:00:00+00 -5.721 2 2005-06-01 00:00:00+00 -5.550 2 2005-07-01 00:00:00+00 -5.601 2 2005-08-01 00:00:00+00 -6.653 2 2005-09-01 00:00:00+00 -7.890 2 2005-10-01 00:00:00+00 -5.427 2 2005-11-01 00:00:00+00 -4.292 2 2005-12-01 00:00:00+00 -4.210 2 2006-01-01 00:00:00+00 -3.870 2 2006-02-01 00:00:00+00 -3.332 2 2006-03-01 00:00:00+00 -3.273 2 2006-04-01 00:00:00+00 -3.257 2 2006-05-01 00:00:00+00 -3.552 2 2006-06-01 00:00:00+00 -3.740 2 2006-07-01 00:00:00+00 -4.334 2 2006-08-01 00:00:00+00 -4.424 2 2006-09-01 00:00:00+00 -4.125 2 2006-10-01 00:00:00+00 -3.350 2 2006-11-01 00:00:00+00 -2.991 2 2006-12-01 00:00:00+00 -3.607 2 2007-01-01 00:00:00+00 -2.764 2 2007-02-01 00:00:00+00 -2.537 2 2007-03-01 00:00:00+00 -2.445 2 2007-04-01 00:00:00+00 -2.186 2 2007-05-01 00:00:00+00 -2.124 2 2007-06-01 00:00:00+00 -2.210 2 2007-07-01 00:00:00+00 -2.603 2 2007-08-01 00:00:00+00 -2.092 3 2007-09-01 00:00:00+00 -2.128 3 2007-10-01 00:00:00+00 -2.040 3 2007-11-01 00:00:00+00 -1.999 3 2007-12-01 00:00:00+00 -1.902 3 2008-01-01 00:00:00+00 -1.952 3 2008-02-01 00:00:00+00 -1.969 3 2008-03-01 00:00:00+00 -1.939 3 2008-04-01 00:00:00+00 -1.871 3 2008-05-01 00:00:00+00 -2.010 3 2008-06-01 00:00:00+00 -1.968 3 2008-07-01 00:00:00+00 -1.794 3 2008-08-01 00:00:00+00 -1.620 3 2008-09-01 00:00:00+00 -1.550 3 2008-10-01 00:00:00+00 -1.404 3 2008-11-01 00:00:00+00 -1.393 3 2008-12-01 00:00:00+00 -1.113 3 2009-01-01 00:00:00+00 -0.222 11 2009-02-01 00:00:00+00 -2.160 4 2009-03-01 00:00:00+00 -4.447 4 2009-04-01 00:00:00+00 -2.795 4 2009-05-01 00:00:00+00 1.636 4 2009-06-01 00:00:00+00 4.825 4 2009-07-01 00:00:00+00 6.492 4 2009-08-01 00:00:00+00 1.473 4 2009-09-01 00:00:00+00 -1.552 4 2009-10-01 00:00:00+00 -6.330 4 2009-11-01 00:00:00+00 -2.549 4 2009-12-01 00:00:00+00 6.018 4 2010-01-01 00:00:00+00 4.748 4 2010-02-01 00:00:00+00 3.637 4 2010-03-01 00:00:00+00 -1.149 4 2010-04-01 00:00:00+00 -0.717 4 2010-05-01 00:00:00+00 -0.187 4 2010-06-01 00:00:00+00 0.152 4 2010-07-01 00:00:00+00 -0.547 3 2010-08-01 00:00:00+00 -0.455 3 2010-09-01 00:00:00+00 -0.509 3 2010-10-01 00:00:00+00 -0.475 3 2010-11-01 00:00:00+00 -0.664 3 2010-12-01 00:00:00+00 -1.256 3 2011-01-01 00:00:00+00 -4.642 4 2011-02-01 00:00:00+00 -6.984 4 2011-03-01 00:00:00+00 -6.486 4 2011-04-01 00:00:00+00 -3.725 4 2011-05-01 00:00:00+00 -3.841 4 2011-06-01 00:00:00+00 -1.149 4 2011-07-01 00:00:00+00 -0.211 4 2011-08-01 00:00:00+00 0.082 4 2011-09-01 00:00:00+00 -2.061 4 2011-10-01 00:00:00+00 2.132 4 2011-11-01 00:00:00+00 1.423 4 2011-12-01 00:00:00+00 4.264 4 2012-01-01 00:00:00+00 3.752 4 2012-02-01 00:00:00+00 1.435 4 2012-03-01 00:00:00+00 0.736 4 2012-04-01 00:00:00+00 4.077 4 2012-05-01 00:00:00+00 8.539 4 2012-06-01 00:00:00+00 18.176 4 2012-07-01 00:00:00+00 14.617 4 2012-08-01 00:00:00+00 13.510 4 2012-09-01 00:00:00+00 10.771 4 2012-10-01 00:00:00+00 7.922 4 2012-11-01 00:00:00+00 8.455 4 2012-12-01 00:00:00+00 4.027 4 2013-01-01 00:00:00+00 5.675 4 2013-02-01 00:00:00+00 7.379 4 2013-03-01 00:00:00+00 6.923 4 2013-04-01 00:00:00+00 4.908 4 2013-05-01 00:00:00+00 4.500 4 2013-06-01 00:00:00+00 6.933 4 2013-07-01 00:00:00+00 8.900 4 2013-08-01 00:00:00+00 10.241 4 2013-09-01 00:00:00+00 6.060 4 2013-10-01 00:00:00+00 10.329 4 2013-11-01 00:00:00+00 15.015 4 2013-12-01 00:00:00+00 10.064 4 2014-01-01 00:00:00+00 8.209 4 2014-02-01 00:00:00+00 7.572 4 2014-03-01 00:00:00+00 9.698 4 2014-04-01 00:00:00+00 7.564 4 2014-05-01 00:00:00+00 7.155 4 2014-06-01 00:00:00+00 7.373 4 2014-07-01 00:00:00+00 10.694 4 2014-08-01 00:00:00+00 11.222 4 2014-09-01 00:00:00+00 12.010 4 2014-10-01 00:00:00+00 9.928 4 2014-11-01 00:00:00+00 7.390 4 2014-12-01 00:00:00+00 10.680 4 2015-01-01 00:00:00+00 4.811 4 2015-02-01 00:00:00+00 0.572 4 2015-03-01 00:00:00+00 2.441 4 2015-04-01 00:00:00+00 0.016 4 2015-05-01 00:00:00+00 2.470 4 2015-06-01 00:00:00+00 3.468 4 2015-07-01 00:00:00+00 4.675 4 2015-08-01 00:00:00+00 4.157 4 2015-09-01 00:00:00+00 4.621 4 2015-10-01 00:00:00+00 6.900 4 2015-11-01 00:00:00+00 13.301 4 2015-12-01 00:00:00+00 13.778 4 2016-01-01 00:00:00+00 16.360 3 2016-02-01 00:00:00+00 19.901 3 2016-03-01 00:00:00+00 21.741 3 2016-04-01 00:00:00+00 17.277 3 2016-05-01 00:00:00+00 12.014 4 2016-06-01 00:00:00+00 11.790 4 2016-07-01 00:00:00+00 11.622 4 2016-08-01 00:00:00+00 12.217 4 2016-09-01 00:00:00+00 12.065 4 2016-10-01 00:00:00+00 -0.773 3 2016-11-01 00:00:00+00 -0.871 3 2016-12-01 00:00:00+00 -2.831 2 2017-01-01 00:00:00+00 -3.368 2