Novak Djokovic continues to lead the men's world tennis rankings released by the ATP Monday.
The only movement in the top 10 sees Stanlislas Wawrinka of Switzerland up a place to ninth, with Croatia's Marin Cilic down to 10th.
Serbia's Djokovic remains on 13,845 points, ahead of Switzerland's Roger Federer on 8,385 and Britain's Andy Murray on 6,060.
ATP top 10 as of April 27 (previous ranking in parenthesis):
1. (1) Novak Djokovic, Serbia, 13,845 points
2. (2) Roger Federer, Switzerland, 8,385
3. (3) Andy Murray, Britain, 6,060
4. (4) Rafael Nadal, Spain, 5,390
5. (5) Kei Nishikori, Japan, 5,280
6. (6) Milos Raonic, Canada, 5,070
7. (7) Tomas Berdych, Czech Republic, 4,960
8. (8) David Ferrer, Spain, 4,490
9. (10) Stanislas Wawrinka, Switzerland, 3,495
10.(9) Marin Cilic, Croatia, 3,405.
