| 2005 |
Average rate |
| January |
5.25 |
| February |
5.49 |
| March |
5.58 |
| April |
5.75 |
| May |
5.98 |
| June |
6.01 |
| July |
6.25 |
| August |
6.44 |
| September |
6.59 |
| October |
6.75 |
| November |
7.00 |
| December |
7.15 |
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|
| 2006 |
Average rate |
| January |
7.26 |
| February |
7.50 |
| March |
7.53 |
| April |
7.75 |
| May |
7.93 |
| June |
8.02 |
| July |
8.25 |
| August |
8.25 |
| September |
8.25 |
| October |
8.25 |
| November |
8.25 |
| December |
8.25 |
| Return to top | |
|
| 2007 |
Average rate |
| January |
8.25 |
| February |
8.25 |
| March |
8.25 |
| April |
8.25 |
| May |
8.25 |
| June |
8.25 |
| July |
8.25 |
| August |
8.25 |
| September |
8.03 |
| October |
7.74 |
| November |
7.50 |
| December |
7.33 |
| Return to top | |
|
| 2008 |
Average rate |
| January |
6.98 |
| February |
6.00 |
| March |
5.66 |
| April |
5.24 |
| May |
5.00 |
| June |
5.00 |
| July |
5.00 |
| August |
5.00 |
| September |
5.00 |
| Return to top | |
|