
| Year | Australian Open | Roland Garros | Wimbledon | US Open |
| 2008 | - | 1ST | 1ST | 1ST |
| 2009 | 1ST | 2ND | 1ST | SF |
| 2010 | 4TH | 3RD | 3RD | 4TH |
| 2011 | 2ND | 3RD | 4TH | 2ND |
| 2012 | 1ST | 1ST | 3RD | 2ND |
| 2013 | 3RD | - | - | - |
| Year | Australian Open | Roland Garros | Wimbledon | US Open |
| 2008 | - | 1ST | - | 1ST |
| 2009 | 1ST | 1ST | 2ND | 1ST |
| 2010 | 2ND | - | 1ST | 1ST |
| 2011 | 1ST | - | - | - |
| 2012 | - | 1ST | 1ST | - |
| 2013 | 2ND | - | - | - |
| Round | 1R | 2R | 3R | 4R | QF | SF | F |
| Sets played | 2 | 2 | 2 | ||||
| Tie breaks played | 0 | 1 | 1 | ||||
| Total games | 19 | 25 | 22 | ||||
| Winners | 11 | 22 | 28 | ||||
| Unforced errors | 16 | 41 | 29 | ||||
| Service points won | 38 | 61 | 41 | ||||
| Return games won | 6 | 3 | 3 | ||||
| Total points | 67 | 92 | 67 | ||||
| 1st serves in | 35 | 65 | 47 | ||||
| % 1st serves in | 54 | 67 | 60 | ||||
| Total aces | 1 | 3 | 1 | ||||
| Total double faults | 4 | 3 | 3 | ||||
| 1st serve points won | 21 | 44 | 29 | ||||
| % 1st serve points won | 60 | 68 | 62 | ||||
| % 2nd Serve points won | 57 | 53 | 39 |