Month	Percent
1999-01-01	4.675500000
1999-02-01	6.551052632
1999-03-01	6.788636364
1999-04-01	6.722857143
1999-05-01	4.122380952
1999-06-01	5.736363636
1999-07-01	7.181904762
1999-08-01	6.014545455
1999-09-01	8.906818182
1999-10-01	13.427142860
1999-11-01	9.076666667
1999-12-01	5.095909091
2000-01-01	4.937142857
2000-02-01	4.765000000
2000-03-01	3.916956522
2000-04-01	3.387368421
2000-05-01	5.699130435
2000-06-01	5.316363636
2000-07-01	6.154000000
2000-08-01	4.410909091
2000-09-01	4.193333333
2000-10-01	4.550909091
2000-11-01	4.432380952
2000-12-01	5.674210526
2001-01-01	3.977272727
2001-02-01	4.773684211
2001-03-01	5.205909091
2001-04-01	5.638500000
2001-05-01	5.467391304
2001-06-01	4.600000000
2001-07-01	3.014285714
2001-08-01	3.617272727
2001-09-01	2.890000000
2001-10-01	2.865217391
2001-11-01	3.553333333
2001-12-01	3.751578947
2002-01-01	2.847272727
2002-02-01	3.167500000
2002-03-01	2.583000000
2002-04-01	0.912380952
2002-05-01	1.378181818
2002-06-01	3.559000000
2002-07-01	1.816086957
2002-08-01	3.265714286
2002-09-01	2.517142857
2002-10-01	3.217391304
2002-11-01	1.709500000
2002-12-01	3.985500000
2003-01-01	3.672272727
2003-02-01	4.406500000
2003-03-01	1.712500000
2003-04-01	1.133809524
2003-05-01	1.756666667
2003-06-01	2.560476190
2003-07-01	1.306086957
2003-08-01	1.964500000
2003-09-01	1.795000000
2003-10-01	2.223043478
2003-11-01	1.236500000
2003-12-01	1.653333333
2004-01-01	1.286666667
2004-02-01	1.271052632
2004-03-01	1.470454545
2004-04-01	1.968571429
2004-05-01	1.989047619
2004-06-01	2.038095238
2004-07-01	2.066666667
2004-08-01	2.043181818
2004-09-01	2.023636364
2004-10-01	2.178571429
2004-11-01	2.133809524
2004-12-01	2.060434783
2005-01-01	2.109523810
2005-02-01	2.111578947
2005-03-01	2.082380952
2005-04-01	2.105714286
2005-05-01	2.102272727
2005-06-01	2.089047619
2005-07-01	2.132000000
2005-08-01	2.114545455
2005-09-01	2.130909091
2005-10-01	2.141428571
2005-11-01	2.119047619
2005-12-01	2.286000000
2006-01-01	2.357619048
2006-02-01	2.363157895
2006-03-01	2.578636364
2006-04-01	2.660000000
2006-05-01	2.611904762
2006-06-01	2.744285714
2006-07-01	2.900500000
2006-08-01	2.993181818
2006-09-01	3.099047619
2006-10-01	3.295909091
2006-11-01	3.403333333
2006-12-01	3.522105263
2007-01-01	3.569090909
2007-02-01	3.620526316
2007-03-01	3.812380952
2007-04-01	4.208888889
2007-05-01	4.424545455
2007-06-01	4.419000000
2007-07-01	4.437619048
2007-08-01	4.451363636
2007-09-01	4.515500000
2007-10-01	5.108695652
2007-11-01	5.143809524
2007-12-01	4.685263158
2008-01-01	3.759090909
2008-02-01	4.069000000
2008-03-01	4.142777778
2008-04-01	4.116363636
2008-05-01	4.068000000
2008-06-01	4.151000000
2008-07-01	4.372727273
2008-08-01	4.501500000
2008-09-01	4.555000000
2008-10-01	5.342608696
2008-11-01	4.454210526
2008-12-01	3.579047619
2009-01-01	1.955000000
2009-02-01	1.172500000
2009-03-01	1.037619048
2009-04-01	0.945714286
2009-05-01	1.518000000
2009-06-01	2.631904762
2009-07-01	1.977727273
2009-08-01	1.544761905
2009-09-01	1.166818182
2009-10-01	0.972272727
2009-11-01	0.710476190
2009-12-01	0.590000000
2010-01-01	0.460500000
2010-02-01	0.374736842
2010-03-01	0.376818182
2010-04-01	0.426666667
2010-05-01	0.431904762
2010-06-01	0.421904762
2010-07-01	0.464285714
2010-08-01	0.503181818
2010-09-01	0.533636364
2010-10-01	0.662857143
2010-11-01	0.628571429
2010-12-01	0.559090909
2011-01-01	0.636666667
2011-02-01	0.729500000
2011-03-01	0.660000000
2011-04-01	1.032000000
2011-05-01	1.057727273
2011-06-01	1.243333333
2011-07-01	1.270000000
2011-08-01	1.086818182
2011-09-01	1.057272727
2011-10-01	1.079500000
2011-11-01	0.873636364
2011-12-01	0.617142857
2012-01-01	0.400454545
2012-02-01	0.391000000
2012-03-01	0.361363636
2012-04-01	0.393500000
2012-05-01	0.445909091
2012-06-01	0.435714286
2012-07-01	0.361904762
2012-08-01	0.319090909
2012-09-01	0.305000000
2012-10-01	0.275652174
2012-11-01	0.270000000
2012-12-01	0.269444444
2013-01-01	0.209545455
2013-02-01	0.200000000
2013-03-01	0.200000000
2013-04-01	0.200000000
2013-05-01	0.195000000
2013-06-01	0.192631579
2013-07-01	0.183478261
2013-08-01	0.170000000
2013-09-01	0.170000000
2013-10-01	0.170000000
2013-11-01	0.160500000
2013-12-01	0.162631579
2014-01-01	0.175909091
2014-02-01	0.192000000
2014-03-01	0.190000000
2014-04-01	0.192380952
2014-05-01	0.196666667
2014-06-01	0.169000000
2014-07-01	0.133043478
2014-08-01	0.115000000
2014-09-01	0.089090909
2014-10-01	0.080000000
2014-11-01	0.080000000
2014-12-01	0.080000000
2015-01-01	-0.050600000
2015-02-01	-0.036000000
2015-03-01	-0.050400000
2015-04-01	-0.074500000
2015-05-01	-0.105800000
2015-06-01	-0.118500000
2015-07-01	-0.117700000
2015-08-01	-0.121300000
2015-09-01	-0.135700000
2015-10-01	-0.138900000
2015-11-01	-0.134700000
2015-12-01	-0.199000000
2016-01-01	-0.238700000
2016-02-01	-0.240400000
2016-03-01	-0.287700000
2016-04-01	-0.337800000
2016-05-01	-0.338000000
2016-06-01	-0.332500000
2016-07-01	-0.328800000
2016-08-01	-0.338800000
2016-09-01	-0.343000000
2016-10-01	-0.346600000
2016-11-01	-0.348700000
2016-12-01	-0.350400000
2017-01-01	-0.351500000
2017-02-01	-0.352800000
2017-03-01	-0.353500000
2017-04-01	-0.356900000
2017-05-01	-0.358900000
2017-06-01	-0.358700000
2017-07-01	-0.359500000
2017-08-01	-0.355800000
2017-09-01	-0.358100000
2017-10-01	-0.359000000
2017-11-01	-0.349200000
2017-12-01	-0.342300000
2018-01-01	-0.362400000
2018-02-01	-0.364700000
2018-03-01	-0.363900000
2018-04-01	-0.365700000
2018-05-01	-0.362500000
2018-06-01	-0.361800000
2018-07-01	-0.363600000
2018-08-01	-0.359100000
2018-09-01	-0.362700000
2018-10-01	-0.366000000