
| Year | Australian Open | Roland Garros | Wimbledon | US Open |
| 2008 | 1ST | 2ND | 2ND | 2ND |
| 2009 | 1ST | QF | 3RD | 3RD |
| 2010 | 2ND | 1ST | 1ST | 1ST |
| 2011 | 2ND | 3RD | 1ST | 1ST |
| 2012 | 3RD | 1ST | 3RD | 2ND |
| 2013 | 3RD | - | - | - |
| Year | Australian Open | Roland Garros | Wimbledon | US Open |
| 2008 | - | 3RD | 2ND | 2ND |
| 2009 | 2ND | 1ST | 2ND | 3RD |
| 2010 | 1ST | 1ST | - | 2ND |
| 2011 | 2ND | 1ST | 3RD | 2ND |
| 2012 | 1ST | 1ST | 1ST | 1ST |
| 2013 | 1ST | - | - | - |
| Round | 1R | 2R | 3R | 4R | QF | SF | F |
| Sets played | 2 | 3 | 2 | ||||
| Tie breaks played | 0 | 0 | 0 | ||||
| Total games | 18 | 24 | 17 | ||||
| Winners | 18 | 5 | 9 | ||||
| Unforced errors | 17 | 5 | 24 | ||||
| Service points won | 38 | 51 | 18 | ||||
| Return games won | 4 | 4 | 3 | ||||
| Total points | 61 | 79 | 43 | ||||
| 1st serves in | 25 | 49 | 27 | ||||
| % 1st serves in | 45 | 56 | 54 | ||||
| Total aces | 0 | 5 | 1 | ||||
| Total double faults | 1 | 5 | 3 | ||||
| 1st serve points won | 17 | 34 | 10 | ||||
| % 1st serve points won | 68 | 69 | 37 | ||||
| % 2nd Serve points won | 70 | 45 | 35 |