2004
R1 def. Yuka Yoshida (JPN) 6-1 6-1
R2 lost to Daniela Hantuchova (SVK) (8) 6-7 1-6

2005 - seed 2
R1 Bye
R2 def. Maria Vento-Kabchi (VEN) 7-6 6-0
QF def. Elena Likhovtseva (RUS) (6)  6-3 6-4
SF def. Shinobu Asagoe (JPN) 6-1 7-6
F def. Lindsay Davenport (USA) 6-1 3-6 7-6

2006 - seed 1
R1 Bye
R2 def. Lisa Raymond (USA) 6-4 6-4
QF def. Samantha Stosur (AUS) 6-1 6-4
SF lost to Martina Hingis (SUI) 3-6 1-6

2007 - seed 1
R1 Bye
R2 def. Francesca Schiavone (ITA) 7-5 2-6 6-1
QF def. Ai Sugiyama (JPN) 4-6 6-0 6-1
SF lost to Ana Ivanovic (SRB) (5) 1-6 0-6 ret.

2009
R1 def. Francesca Schiavone (ITA) 4-6 7-5 6-1
R2 def. Samantha Stosur (AUS) (12) 6-0 6-1
R3 def. Alisa Kleybanova (RUS) 2-6 6-2 6-2
QF def. Iveta Benesova (CZE) 6-4 7-5
SF def. Agnieszka Radwanska (POL) (11) 6-3 2-6 6-4
F def. Jelena Jankovic (SRB) (7) 5-2 ret.

2010 - seed 12
R1 lost to Kimiko Date-Krumm 5-7 6-3 3-6

2011 - seed 2
R1 Bye
R2 def. Tamarine Tanasugarn (THA) 6-2 7-5
R3 def. Julia Goerges (GER) (13) 7-6 7-6
QF lost to Petra Kvitova (CZE) 4-3 ret.

2012 - seed 2
R1 Bye
R2 def. Heather Watson (GBR) 6-7 6-3 6-4
R3 def. Lucie Safarova (CZE) (16) 6-2 7-6
QF lost to Samantha Stosur (AUS) (8) 4-6 6-7