
| Year | Australian Open | Roland Garros | Wimbledon | US Open |
| 2008 | 1ST | - | 1ST | - |
| 2009 | 1ST | - | - | - |
| 2010 | 1ST | 1ST | 1ST | 3RD |
| 2011 | 1ST | 2ND | 2ND | 3RD |
| 2012 | 3RD | 3RD | 1ST | 1ST |
| Year | Australian Open | Roland Garros | Wimbledon | US Open |
| 2008 | - | - | QF | - |
| 2009 | - | - | 1ST | - |
| 2010 | - | - | - | 2ND |
| 2011 | 1ST | - | 3RD | - |
| Round | 1R | 2R | 3R | 4R | QF | SF | F |
| Sets played | 4 | 3 | 5 | 3 | |||
| Tie breaks played | 1 | 0 | 1 | 1 | |||
| Total games | 41 | 29 | 50 | 30 | |||
| Winners | 55 | 39 | 55 | 38 | |||
| Unforced errors | 48 | 16 | 46 | 42 | |||
| Service points won | 92 | 65 | 101 | 64 | |||
| Return games won | 3 | 4 | 5 | 2 | |||
| Total points | 137 | 101 | 160 | 101 | |||
| 1st serves in | 101 | 66 | 112 | 76 | |||
| % 1st serves in | 75 | 73 | 76 | 68 | |||
| Total aces | 9 | 19 | 9 | 11 | |||
| Total double faults | 2 | 2 | 4 | 1 | |||
| 1st serve points won | 74 | 53 | 85 | 49 | |||
| % 1st serve points won | 73 | 80 | 76 | 64 | |||
| % 2nd Serve points won | 55 | 50 | 46 | 43 |