Rate: 95%
* June 1 2012 through Sept 30 2012 (* Avg: 67%)
| Rate: 95%
* Feb 1 2012 through May 31 2012 (* Avg: 67%)
| Rate: 93%
* Oct 1 2011 through Jan 31 2012 (* Avg: 67%)
| Rate: 99%
* June 1 2011 through Sept 30 2011 (* Avg: 67%)
| Rate: 95%
* Feb 1 2011 through May 31 2011 (* Avg: 65%)
| Rate: 93%
* Oct 1 2010 through Jan 31 2011 (* Avg: 61%)
| Rate: 96%
* June 1 2010 through Sept 30 2010 (* Avg: 59%)
| Rate: 97%
* Feb 1 2010 through May 31 2010 (* Avg: 54%)
| Rate: 93%
* Oct 1 2009 through Jan 31 2010 (* Avg: 54%)
| Rate: 94%
* June 1 2009 through Sept 30 2009 (* Avg: 76%)
|