Berlin – Novak Djokovic maintained a big lead in the ATP men's tennis rankings issued on Monday with an unchanged top 10.

Djokovic, who after his third straight Australian Open crown on January 27 helped Serbia into the Davis Cup quarter-finals on the weekend, has 12,960 points. Swiss Roger Federer is second on 10,265 and Briton Andy Murray third on 8,480.

ATP top 10 as of February 4 (previous ranking in parenthesis):

1. (1) Novak Djokovic, Serbia, 12,960 points

2. (2) Roger Federer, Switzerland, 10,265

3. (3) Andy Murray, Britain, 8,480

4. (4) David Ferrer, Spain, 6,865

5. (5) Rafael Nadal, Spain, 5,400

6. (6) Tomas Berdych, Czech Republic, 4,575

7. (7) Juan Martin del Potro, Argentina, 4,210

8. (8) Jo-Wilfried Tsonga, France, 3,555

9. (9) Janko Tipsarevic, Serbia, 3,180

10. (10) Richard Gasquet, France, 2,720 – Sapa-dpa