Berlin - Wimbledon champion Novak Djokovic remains top of the latest men's tennis rankings, released by the ATP on Monday.
The Serb has 13 130 points to lead a top 10 which is unchanged from last week.
Spain's Rafael Nadal is second on 12 670 while Wimbledon runner-up Roger Federer is third on 6 070.
Alexandr Dolgopolov of Russia and Marin Cilic of Croatia both moved into the top 20 by gaining four spots to reach 17th and 18th respectively.
ATP Top 10:
1. Novak Djokovic, Serbia, 13 130 points
2. Rafael Nadal, Spain, 12 670
3. Roger Federer, Switzerland, 6 070
4. Stan Wawrinka, Switzerland, 5 770
5. Tomas Berdych, Czech Republic, 4 410
6. David Ferrer, Spain, 4 085
7. Milos Raonic, Canada, 3 920
8. Juan Martin del Potro, Argentina, 3 360
9. Grigor Dimitrov, Bulgaria, 3 270
10. Andy Murray, Britain, 3 040