NOW YOU KNOW

Venus Williams is the highest-ranking American in the WTA Tour Sony Ericsson championship points race at No. 33 (422 points). The championship points are used to determine the eligibility for the year-end Sony Ericsson Championships; the top eight qualify. Rankings are based on the points a player receives from each tournament played in the calendar year. Note: American Lindsay Davenport is No. 10 in the WTA Tour rankings, based on points awarded for each tournament played during the previous 52 weeks:

WTA TOUR SONY ERICSSON CHAMPIONSHIP POINTS RACE

1. Justine Henin-Hardenne, Belgium...2,786

2. Amelie Mauresmo, France...2,372

3. Maria Sharapova, Russia...2,027

4. Kim Clijsters, Belgium...1,859

5. Svetlana Kuznetsova, Russia...1,834

6. Nadia Petrova, Russia...1,485

7. Elena Dementieva, Russia...1,481

8. Martina Hingis, Switzerland...1,471

9. Patty Schnyder, Switzerland...1,229

10. Nicole Vaidisova, Czech Republic...1,064

11. Dinara Safina, Russia...1,054

12. Anastasia Myskina, Russia...996

13. Anna-Lena Groenefeld, Germany...870

14. Francesca Schiavone, Italy...712

15. Li Na, China...679

16. Flavia Pennetta, Italy...670

17. Daniela Hantuchova, Slovakia...669

18. Jelena Jankovic, Serbia...615

19. Ana Ivanovic, Serbia...612

20. Shahar Peer, Israel...604

21. Anabel Medina Garrigues, Spain...567

22. Vera Zvonareva, Russia...558

23. Katarina Srebotnik, Slovenia...508

24. Marion Bartoli, France...486

25. Mara Santangelo, Italy...480

26. Anna Chakvetadze, Russia...471

27. Samantha Stosur, Australia...470

28. Jie Zheng, China...469

29. Tatiana Golovin, France...461

30. Maria Kirilenko, Russia...453

31. Ai Sugiyama, Japan...430

32. Michaella Krajicek, Netherlands...429

33. Venus Williams, U.S....422