Novak Djokovic continued to lead the way in the top 10 of the men's tennis rankings issued by the ATP on Monday but David Ferrer slipped two spots to eighth.
The Australian Open champion Djokovic has 16,790 points in the latest list, ahead of Briton Andy Murray (8,855) and Swiss Roger Federer (8,795).
Spain's Ferrer lost points to slide down to eighth from sixth with Kei Nishikori of Japan and Tomas Berdych of the Czech Republic each gaining a place at his expense.
ATP top 10 as of February 22 (previous ranking in parenthesis):
1. (1) Novak Djokovic, Serbia, 16,790 points2. (2) Andy Murray, Britain, 8,8553. (3) Roger Federer, Switzerland, 8,7954. (4) Stanislas Wawrinka, Switzerland, 5,8705. (5) Rafael Nadal, Spain, 4,8806. (7) Kei Nishikori, Japan, 4,2357. (8) Tomas Berdych, Czech Republic, 3,9908. (6) David Ferrer, Spain, 3,9159. (9) Jo-Wilfried Tsonga, France, 2,95010. (10) Richard Gasquet, France, 2,760