| Year | Month | Day | Rating | Rank |
|---|---|---|---|---|
| 2011 | June | 1 | 1541 | 474 |
| 2011 | May | 1 | 1541 | 470 |
| 2011 | April | 1 | 1541 | 461 |
| 2011 | March | 1 | 1541 | 465 |
| 2011 | February | 1 | 1541 | 459 |
| 2011 | January | 1 | 1541 | 457 |
| 2010 | December | 1 | 1541 | 458 |
| 2010 | November | 1 | 1541 | 448 |
| 2010 | October | 1 | 1541 | 456 |
| 2010 | September | 1 | 1541 | 463 |
| 2010 | August | 1 | 1541 | 459 |
| 2010 | July | 1 | 1536 | 467 |