This is what I have:
1/31/2004
6.08%
2/29/2004
6.00%
3/31/2004
5.84%
4/30/2004
6.22%
5/31/2004
6.51%
6/30/2004
6.42%
7/31/2004
6.24%
8/31/2004
6.08%
9/30/2004
5.91%
10/31/2004
5.87%
11/30/2004
5.89%
12/31/2004
5.84%
1/31/2005
5.72%
2/28/2005
5.50%
3/31/2005
5.77%
4/30/2005
5.65%
5/31/2005
5.54%
6/30/2005
5.35%
7/31/2005
5.46%
8/31/2005
5.49%
9/30/2005
5.53%
10/31/2005
5.77%
11/30/2005
5.86%
12/31/2005
5.81%
1/31/2006
5.75%
2/28/2006
5.80%
3/31/2006
5.95%
4/30/2006
6.26%
5/31/2006
6.36%
6/30/2006
6.35%
7/31/2006
6.33%
8/31/2006
6.16%
9/30/2006
5.98%
10/31/2006
5.97%
11/30/2006
5.78%
12/31/2006
5.79%
1/31/2007
5.92%
2/28/2007
5.88%
3/31/2007
5.84%
4/30/2007
5.99%
5/31/2007
6.00%
6/30/2007
6.32%
7/31/2007
6.26%
8/31/2007
6.26%
9/30/2007
6.21%
10/31/2007
6.12%
11/30/2007
5.97%
12/31/2007
6.15%
1/31/2008
6.02%
2/29/2008
6.24%
3/31/2008
6.24%
4/30/2008
6.29%
5/31/2008
6.30%
6/30/2008
6.42%
7/31/2008
6.44%
8/31/2008
6.42%
9/30/2008
6.50%
10/31/2008
7.56%
11/30/2008
7.65%
12/31/2008
6.73%
1/31/2009
6.59%
2/28/2009
6.64%
3/31/2009
6.84%
4/30/2009
6.85%
5/31/2009
6.79%
6/30/2009
6.52%
7/31/2009
6.17%
8/31/2009
5.83%
9/30/2009
5.61%
10/31/2009
5.63%
11/30/2009
5.68%
12/31/2009
5.78%
1/31/2010
5.76%
2/28/2010
5.86%
3/31/2010
5.81%
4/30/2010
5.80%
5/31/2010
5.52%
6/30/2010
5.52%
7/31/2010
5.32%
8/31/2010
5.05%
9/30/2010
5.05%
10/31/2010
5.15%
11/30/2010
5.37%
12/31/2010
5.55%
1/31/2011
5.56%
2/28/2011
5.66%
3/31/2011
5.55%
4/30/2011
5.56%
5/31/2011
5.33%
6/30/2011
5.30%
7/31/2011
5.30%
8/31/2011
4.79%
9/30/2011
4.60%
10/31/2011
4.60%
11/30/2011
4.39%
12/31/2011
4.47%
1/31/2012
4.45%
2/29/2012
4.42%
3/31/2012
4.54%
4/30/2012
4.49%
5/31/2012
4.33%
6/30/2012
4.22%
7/31/2012
4.03%
8/31/2012
4.09%
9/30/2012
4.09%
10/31/2012
3.97%
11/30/2012
3.92%
12/31/2012
4.05%
1/31/2013
4.19%
2/28/2013
4.27%
3/31/2013
4.29%
4/30/2013
4.07%
5/31/2013
4.23%
6/30/2013
4.63%
7/31/2013
4.76%
8/31/2013
4.88%
9/30/2013
4.95%
10/31/2013
4.82%
11/30/2013
4.91%
12/31/2013
4.92%
1/31/2014
4.76%
2/28/2014
4.68%
3/31/2014
4.65%
4/30/2014
4.52%
5/31/2014
4.38%
6/30/2014
4.44%
7/31/2014
4.37%
8/31/2014
4.29%
9/30/2014
4.39%
10/31/2014
4.22%
11/30/2014
4.28%
12/31/2014
4.17%
1/31/2015
3.84%
2/28/2015
3.93%
3/31/2015
3.98%
4/30/2015
3.93%
5/31/2015
4.35%
6/30/2015
4.56%
7/31/2015
4.57%
8/31/2015
4.48%
9/30/2015
4.59%
10/31/2015
4.52%
11/30/2015
4.62%
12/31/2015
4.58%
1/31/2016
4.56%
2/29/2016
4.44%
3/31/2016
4.33%
4/30/2016
4.09%
5/31/2016
4.04%
6/30/2016
3.91%
7/31/2016
3.67%
8/31/2016
3.70%
9/30/2016
3.78%
10/31/2016
3.87%
11/30/2016
4.20%
12/31/2016
4.36%
1/31/2017
4.22%
2/28/2017
4.23%
3/31/2017
4.28%
4/30/2017
4.16%
5/31/2017
4.15%
6/30/2017
3.98%
7/31/2017
4.01%
8/31/2017
3.92%
9/30/2017
3.92%
10/31/2017
3.94%
11/30/2017
3.88%
12/31/2017
3.83%
1/31/2018
3.88%
2/28/2018
4.13%
3/31/2018
4.20%
4/30/2018
4.22%
5/31/2018
4.36%
6/30/2018
4.35%
7/31/2018
4.31%
8/31/2018
4.29%
9/30/2018
4.38%
10/31/2018
4.54%
11/30/2018
4.64%
12/31/2018
4.49%
1/31/2019
4.45%
2/28/2019
4.31%
3/31/2019
4.24%
4/30/2019
4.15%
5/31/2019
4.08%
6/30/2019
3.89%
7/31/2019
3.75%
8/31/2019
3.36%
9/30/2019
3.42%
10/31/2019
3.41%
11/30/2019
3.44%
12/31/2019
3.40%
1/31/2020
3.30%
2/29/2020
3.13%
3/31/2020
3.53%
4/30/2020
3.22%
5/31/2020
3.17%
6/30/2020
3.02%
7/31/2020
2.70%
8/31/2020
2.71%
9/30/2020
2.80%
10/31/2020
2.89%
11/30/2020
2.79%
12/31/2020
2.72%