315–269Win–Loss
53.9%Win %
2Titles
| Surface | W | L | % |
|---|---|---|---|
| Hard | 222 | 180 | 55.2% |
| Clay | 69 | 66 | 51.1% |
| Grass | 24 | 21 | 53.3% |
| Carpet | 0 | 2 | 0.0% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 2020 | 2 | 3 | 0 | 40.0% |
| 2019 | 7 | 9 | 0 | 43.8% |
| 2018 | 1 | 9 | 0 | 10.0% |
| 2017 | 40 | 23 | 1 | 63.5% |
| 2016 | 8 | 11 | 1 | 42.1% |
| 2015 | 6 | 7 | 0 | 46.2% |
| 2014 | 28 | 22 | 0 | 56.0% |
| 2013 | 18 | 18 | 0 | 50.0% |
| 2012 | 23 | 23 | 0 | 50.0% |
| 2011 | 48 | 23 | 0 | 67.6% |
| 2010 | 16 | 14 | 0 | 53.3% |
| 2009 | 24 | 23 | 0 | 51.1% |
| 2008 | 26 | 25 | 0 | 51.0% |
| 2007 | 19 | 18 | 0 | 51.4% |
| 2006 | 20 | 17 | 0 | 54.1% |
| 2005 | 20 | 16 | 0 | 55.6% |
| 2004 | 5 | 4 | 0 | 55.6% |
| 2003 | 0 | 2 | 0 | 0.0% |
| 2002 | 0 | 1 | 0 | 0.0% |
| 2001 | 4 | 1 | 0 | 80.0% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 2010-03-22 | Miami | R64 | L | Svetlana Kuznetsova | 4 | 6-2 3-6 6-4 |
| 2010-03-22 | Miami | R128 | W | Vania King | 75 | 6-4 1-6 6-3 |
| 2010-03-08 | Indian Wells | R32 | L | Nadia Petrova | 19 | 6-1 7-5 |
| 2010-03-08 | Indian Wells | R64 | W | Alona Bondarenko | 24 | 6-1 6-4 |
| 2010-03-08 | Indian Wells | R128 | W | Kate Makarova | 59 | 6-1 2-6 6-4 |
| 2010-01-18 | Australian Open | R128 | L | Jie Zheng | 35 | 0-6 6-1 6-2 |
| 2010-01-11 | Hobart | R16 | L | Jie Zheng | 35 | 6-2 6-1 |
| 2010-01-11 | Hobart | R32 | W | Sorana Cirstea | 45 | 6-1 6-4 |
| 2010-01-04 | Brisbane | R32 | L | Agnes Szavay | 39 | 5-7 6-4 6-2 |
| 2009-10-05 | Beijing | QF | L | Nadia Petrova | 17 | 6-7(5) 6-3 6-2 |
| 2009-10-05 | Beijing | R16 | W | Maria Sharapova | 15 | 6-2 6-4 |
| 2009-10-05 | Beijing | R32 | W | Jelena Jankovic | 8 | 4-6 7-5 6-2 |
| 2009-10-05 | Beijing | R64 | W | Yaroslava Shvedova | 50 | 6-2 6-3 |
| 2009-09-28 | Tokyo | R32 | L | Lucie Safarova | 43 | 6-3 4-6 6-4 |
| 2009-09-28 | Tokyo | R64 | W | Anabel Medina Garrigues | 21 | 6-3 6-3 |
| 2009-09-14 | Guangzhou | SF | L | Shahar Peer | 57 | 6-4 1-0 RET |
| 2009-09-14 | Guangzhou | QF | W | Alexandra Panova | 192 | 6-2 6-3 |
| 2009-09-14 | Guangzhou | R16 | W | Chanelle Scheepers | 143 | 6-3 6-2 |
| 2009-09-14 | Guangzhou | R32 | W | Angela Haynes | 125 | 6-2 7-5 |
| 2009-08-31 | US Open | R64 | L | Yanina Wickmayer | 50 | 2-6 6-1 6-4 |
| 2009-08-31 | US Open | R128 | W | Jarmila Gajdosova | 62 | 6-2 6-3 |
| 2009-08-17 | Toronto | R64 | L | Victoria Azarenka | 9 | 6-3 6-3 |
| 2009-08-10 | Cincinnati | R16 | L | Dinara Safina | 1 | 6-3 6-4 |
| 2009-08-10 | Cincinnati | R32 | W | Maria Jose Martinez Sanchez | 43 | 5-7 6-2 6-1 |
| 2009-08-10 | Cincinnati | R64 | W | Dominika Cibulkova | 16 | 6-2 6-1 |
| 2009-08-03 | Los Angeles | R32 | L | Vera Zvonareva | 7 | 3-6 6-3 7-6(6) |
| 2009-08-03 | Los Angeles | R64 | W | Michaella Krajicek | 121 | 6-3 6-7(4) 6-3 |
| 2009-06-22 | Wimbledon | R64 | L | Agnieszka Radwanska | 14 | 6-2 6-7(6) 9-7 |
| 2009-06-22 | Wimbledon | R128 | W | Alexa Glatch | 105 | 6-4 2-6 6-4 |
| 2009-05-25 | Roland Garros | R128 | L | Maria Jose Martinez Sanchez | 43 | 1-6 6-2 6-4 |
| 2009-05-18 | Strasbourg | QF | L | Ayumi Morita | 73 | 7-5 6-2 |
| 2009-05-18 | Strasbourg | R16 | W | Pauline Parmentier | 77 | 6-3 7-6(6) |
| 2009-05-18 | Strasbourg | R32 | W | Alexa Glatch | 117 | 3-6 6-2 6-0 |
| 2009-05-11 | Madrid | R32 | L | Victoria Azarenka | 9 | 6-4 6-1 |
| 2009-05-11 | Madrid | R64 | W | Anastasia Pavlyuchenkova | 27 | 6-1 7-6(2) |
| 2009-05-04 | Rome | R64 | L | Marion Bartoli | 13 | 6-0 7-6(3) |
| 2009-04-27 | Stuttgart | R32 | L | Na Li | 30 | 6-2 6-3 |
| 2009-04-25 | Fed Cup WG PO: GER vs CHN | RR | W | Tatjana Maria | 131 | 6-2 2-6 7-5 |
| 2009-04-25 | Fed Cup WG PO: GER vs CHN | RR | L | Anna Lena Groenefeld | 57 | 4-6 6-4 6-2 |
| 2009-04-13 | Charleston | R16 | L | Caroline Wozniacki | 12 | 6-3 6-4 |
| 2009-04-13 | Charleston | R32 | W | Akgul Amanmuradova | 96 | 7-5 2-6 7-5 |
| 2009-04-13 | Charleston | R64 | W | Anastasia Pivovarova | 151 | 6-0 6-2 |
| 2009-04-06 | Ponte Vedra Beach | R32 | L | Elena Vesnina | 63 | 2-6 6-1 6-3 |
| 2009-03-23 | Miami | R32 | L | Serena Williams | 1 | 7-5 6-2 |
| 2009-03-23 | Miami | R64 | W | Mara Santangelo | 126 | 7-5 6-3 |
| 2009-03-09 | Indian Wells | R32 | L | Dinara Safina | 2 | 7-5 6-4 |
| 2009-03-09 | Indian Wells | R64 | W | Olga Govortsova | 58 | 6-3 3-6 6-4 |
| 2009-02-16 | Dubai | R64 | L | Monica Niculescu | 48 | 3-6 7-5 6-2 |
| 2009-02-09 | Pattaya | QF | L | Vera Zvonareva | 5 | 6-2 6-3 |
| 2009-02-09 | Pattaya | R16 | W | Galina Voskoboeva | 70 | 7-6(4) 6-0 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0