| Month | Slider |
|---|---|
| 4/07 | -2.11 |
| 5/07 | -2.23 |
| 6/07 | -2.44 |
| 7/07 | -2.52 |
| 8/07 | -2.55 |
| 9/07 | -2.69 |
| 10/07 | -3.05 |
| Month | Slider | 4/08 | -2.81 |
| 5/08 | -2.67 |
| 6/08 | -2.77 |
| 7/08 | -2.77 |
| 8/08 | -2.81 |
| 9/08 | -2.79 |
| 10/08 | -2.72 |
| Month | Slider | 4/09 | -2.71 |
| 5/09 | -2.74 |
| 6/09 | -2.59 |
| 9/09 | -2.68 |
| 10/09 | -2.79 |
| Month | Slider | 4/10 | -2.55 |
| 5/10 | -2.54 |
| 6/10 | -2.54 |
| 7/10 | -2.43 |
| 8/10 | -2.45 |
| 9/10 | -2.57 |
| 10/10 | -2.59 |
| Month | Slider | 4/11 | -2.77 |
| 5/11 | -2.78 |
| Month | Slider | 6/12 | -2.97 |
| 7/12 | -2.87 |
| 8/12 | -2.25 |
| 9/12 | -2.14 |
| 10/12 | -2.07 |
| Month | Slider | 2/13 | -2.68 |
| 8/13 | -2.37 |
| 9/13 | -2.34 |