| Year | Month | Day | Rating | Rank |
|---|---|---|---|---|
| 2010 | February | 1 | 880 | 1199 |
| 2010 | January | 1 | 10091 | 1232 |
| 2009 | July | 1 | 10094 | 1196 |
| 2009 | June | 1 | 10094 | 1161 |
| 2008 | December | 1 | 9887 | 1274 |
| 2008 | November | 1 | 9894 | 1265 |
| 2008 | October | 1 | 9936 | 1267 |
| 2008 | September | 1 | 9937 | 1157 |
| 2008 | August | 1 | 9937 | 1232 |