| Month | Hard |
|---|---|
| 3/12 | 5.27 |
| 4/12 | 5.35 |
| 5/12 | 5.33 |
| 6/12 | 5.42 |
| 7/12 | 5.43 |
| 8/12 | 5.44 |
| 9/12 | 5.43 |
| 10/12 | 5.33 |
| Month | Hard | 3/13 | 5.41 |
| 4/13 | 5.49 |
| 5/13 | 5.39 |
| 6/13 | 5.44 |
| 7/13 | 5.43 |
| 8/13 | 5.39 |
| 9/13 | 5.35 |
| Month | Hard | 5/14 | 5.43 |
| 6/14 | 5.46 |
| 7/14 | 5.57 |
| 8/14 | 5.52 |
| 9/14 | 5.57 |
| Month | Hard | 4/15 | 5.44 |
| 7/15 | 5.45 |
| 8/15 | 5.49 |
| 9/15 | 5.48 |
| 10/15 | 5.46 |