Victoria Azarenka maintained a commanding lead in an unchanged top 10 of the WTA women’s tennis rankings issued on Monday. Azarenka has 10,955 points after capturing her sixth title of the year on Sunday in Linz, Austria. The Belarussian is far ahead of number two Maria Sharapova of Russia (9,135) and American Serena Williams (7,900) a week before the start of the season-ending WTA Championships in Istanbul,dpa reported. WTA top 10 as of October 15 (previous ranking in parenthesis): 1. (1) Victoria Azarenka, Belarus, 10,955 points 2. (2) Maria Sharapova, Russia, 9,135 3. (3) Serena Williams, United States, 7,900 4. (4) Agnieszka Radwanska, Poland, 7,265 5. (5) Petra Kvitova, Czech Republic, 6,515 6. (6) Angelique Kerber, Germany, 5,470 7. (7) Li Na, China, 5,095 8. (8) Sara Errani, Italy, 4,855 9. (9) Samantha Stosur, Australia, 4,330 10. (10) Marion Bartoli, France, 3,850.