Russia's Vera Zvonareva remains third but opened up a comfortable cushion on the pursuing pack thanks to her defeat of Wozniacki in the Doha final.
Nadia Petrova returns to the top 20 at the expense of her fellow Russian, Alisa Kleybanova.
1. Caroline Wozniacki (DEN) 9550 points
2. Kim Clijsters (BEL) 8835
3. Vera Zvonareva (RUS) 7565
4. Samantha Stosur (AUS) 5086
5. Francesca Schiavone (ITA) 5051
6. Jelena Jankovic (SRB) 4825
7. Li Na (CHN) 4300
8. Venus Williams (USA) 3465
9. Victoria Azarenka (BLR) 3440
10. Agnieszka Radwanska (POL) 3170
11. Serena Williams (USA) 3035
12. Shahar Peer (ISR) 2995
13. Svetlana Kuznetsova (RUS) 2860
14. Petra Kvitova (CZE) 2758
15. Flavia Pennetta (ITA) 2730
16. Kaia Kanepi (EST) 2685
17. Marion Bartoli (FRA) 2675 (+1)
18. Maria Sharapova (RUS) 2656 (-1)
19. Anastasia Pavlyuchenkova (RUS) 2490
20. Nadia Petrova (RUS) 2480 (+2)
Short link: