
| Year | Australian Open | Roland Garros | Wimbledon | US Open |
| 2007 | - | - | 1ST | - |
| 2008 | - | 1ST | - | - |
| 2009 | 1ST | 1ST | 1ST | 1ST |
| 2010 | 1ST | 1ST | 2ND | 1ST |
| 2011 | 3RD | 2ND | 1ST | 1ST |
| 2012 | 1ST | 2ND | 2ND | 2ND |
| 2013 | 3RD | - | - | - |
| Year | Australian Open | Roland Garros | Wimbledon | US Open |
| 2008 | - | - | 1ST | - |
| 2009 | 2ND | 1ST | 1ST | 1ST |
| 2010 | - | - | 2ND | 2ND |
| 2011 | 2ND | 1ST | 3RD | 2ND |
| 2012 | 3RD | 1ST | 1ST | - |
| 2013 | 1ST | - | - | - |
| Round | 1R | 2R | 3R | 4R | QF | SF | F |
| Sets played | 2 | 2 | 2 | ||||
| Tie breaks played | 0 | 0 | 0 | ||||
| Total games | 18 | 14 | 16 | ||||
| Winners | 18 | 25 | 7 | ||||
| Unforced errors | 27 | 21 | 12 | ||||
| Service points won | 34 | 36 | 21 | ||||
| Return games won | 4 | 5 | 1 | ||||
| Total points | 57 | 70 | 36 | ||||
| 1st serves in | 37 | 38 | 27 | ||||
| % 1st serves in | 74 | 69 | 54 | ||||
| Total aces | 2 | 4 | 0 | ||||
| Total double faults | 0 | 1 | 3 | ||||
| 1st serve points won | 25 | 26 | 13 | ||||
| % 1st serve points won | 68 | 68 | 48 | ||||
| % 2nd Serve points won | 69 | 59 | 35 |