| Year | Month | Day | Rating | Rank |
|---|---|---|---|---|
| 2012 | April | 1 | 494 | 1568 |
| 2012 | March | 1 | 494 | 1497 |
| 2012 | February | 1 | 492 | 1480 |
| 2012 | January | 1 | 492 | 1478 |
| 2011 | December | 1 | 489 | 1471 |
| 2011 | November | 1 | 489 | 1509 |
| 2011 | October | 1 | 489 | 1539 |
| 2011 | September | 1 | 489 | 1517 |
| 2011 | August | 1 | 489 | 1525 |
| 2011 | July | 1 | 489 | 1591 |
| 2011 | June | 1 | 481 | 1670 |