
| Year | Australian Open | Roland Garros | Wimbledon | US Open |
| 2008 | - | 4TH | 1ST | 1ST |
| 2009 | 1ST | - | 1ST | 4TH |
| 2010 | 2ND | 1ST | SF | 3RD |
| 2011 | QF | 4TH | WON | 1ST |
| 2012 | SF | SF | QF | 4TH |
| 2013 | 2ND | - | - | - |
| Year | Australian Open | Roland Garros | Wimbledon | US Open |
| 2008 | - | - | 1ST | 1ST |
| 2009 | 1ST | - | - | 1ST |
| 2010 | 1ST | 2ND | 1ST | 1ST |
| 2011 | 2ND | - | 1ST | - |
| Round | 1R | 2R | 3R | 4R | QF | SF | F |
| Sets played | 3 | 3 | |||||
| Tie breaks played | 0 | 0 | |||||
| Total games | 26 | 37 | |||||
| Winners | 28 | 42 | |||||
| Unforced errors | 42 | 51 | |||||
| Service points won | 45 | 77 | |||||
| Return games won | 5 | 7 | |||||
| Total points | 86 | 131 | |||||
| 1st serves in | 52 | 80 | |||||
| % 1st serves in | 67 | 56 | |||||
| Total aces | 3 | 18 | |||||
| Total double faults | 9 | 18 | |||||
| 1st serve points won | 34 | 55 | |||||
| % 1st serve points won | 65 | 69 | |||||
| % 2nd Serve points won | 42 | 35 |