The German golfer Martyn Kymer is the new world number one.
He leapfrogs England's Lee Westwood with another Englishman, Luke Donald, moving up to number three.
Northern Ireland's Graeme McDowell is at four, ahead of Tiger Woods who's dropped two more places to fifth.
Fiji's Vijay Singh remained steady at number 49, having risen more than 50 places since the middle of January.