[1] Victoria Azarenka
[2] Serena Williams
[3] Maria Sharapova
[4] Agnieszka Radwanska
[5] Angelique Kerber
[6] Sara Errani [/] Li Na ankle injury
[7] Petra Kvitova
[8] Sam Stosur
[9] Marion Bartoli
[10] Caroline Wozniacki
[11] Nadia Petrova
[12] Ana Ivanovic
[13] Maria Kirilenko [14] Dominika Cibulkova calf injury
[15] Roberta Vinci
[16] Sloane Stephens
[17] Lucie Safarova
Looming:
Jelena Jankovic Venus Williams back injury