The Spaniard is followed by Serbia's Novak Djokovic , who has closed the gap from Nadal to 2,230 points after his win at Indian Wells, while Swiss ace Roger Federer has moved up three places from eighth to fifth after losing to Djokovic in California.
According to Sport24, American Williams has 12,660 points to retain a large advantage over second-placed Li Na of China who has 7,185, while in the top ten, German Angelique Kerber has dropped three spots from sixth to ninth with Romania's Simona Halep and Jelena Jankovic of Serbia taking advantage.
ATP top 10: Nadal (13, 130 points), Djokovic (10, 900), Stanislas Wawrinka (5650), David Ferrer (5150), Federer (5045), Andy Murray (4795), Tomas Berdych (4540), Juan Martin del Potro (4270), Richard Gasquet (2905), John Isner (2670).
WTA top 10: Williams (12,660), Li (7185), Agnieszka Radwanska (6215), Victoria Azarenka (5441), Halep (4775), Jankovic (4590), Maria Sharapova (4271), Petra Kvitova (4235), Kerber (4050), Sara Errani (3830). (ANI )