
| Year | Australian Open | Roland Garros | Wimbledon | US Open |
| 2006 | - | - | 4TH | 2ND |
| 2007 | 2ND | 1ST | 3RD | 4TH |
| 2008 | QF | 4TH | QF | 4TH |
| 2009 | 1ST | 4TH | QF | 2ND |
| 2010 | 3RD | 2ND | 4TH | 2ND |
| 2011 | QF | 4TH | 2ND | 2ND |
| 2012 | QF | 3RD | RUP | 4TH |
| 2013 | QF | - | - | - |
| Year | Australian Open | Roland Garros | Wimbledon | US Open |
| 2007 | 1ST | 3RD | 3RD | 2ND |
| 2008 | 1ST | 1ST | 2ND | 1ST |
| 2009 | 2ND | QF | 1ST | 1ST |
| 2010 | SF | QF | 2ND | 3RD |
| 2011 | 3RD | 1ST | 3RD | SF |
| 2012 | 3RD | 2ND | 3RD | - |
| Round | 1R | 2R | 3R | 4R | QF | SF | F |
| Sets played | 2 | 2 | 2 | 2 | 2 | ||
| Tie breaks played | 0 | 0 | 0 | 0 | 0 | ||
| Total games | 18 | 18 | 16 | 18 | 21 | ||
| Winners | 10 | 13 | 19 | 14 | 10 | ||
| Unforced errors | 16 | 14 | 13 | 4 | 21 | ||
| Service points won | 29 | 32 | 35 | 46 | 24 | ||
| Return games won | 7 | 6 | 5 | 3 | 4 | ||
| Total points | 67 | 66 | 58 | 68 | 62 | ||
| 1st serves in | 30 | 32 | 35 | 48 | 38 | ||
| % 1st serves in | 70 | 62 | 65 | 74 | 68 | ||
| Total aces | 3 | 1 | 5 | 7 | 1 | ||
| Total double faults | 0 | 3 | 0 | 0 | 2 | ||
| 1st serve points won | 19 | 22 | 22 | 34 | 18 | ||
| % 1st serve points won | 63 | 69 | 63 | 71 | 47 | ||
| % 2nd Serve points won | 77 | 50 | 68 | 71 | 33 |