Vijay Singh, who has been No. 1 since the Deutsche Bank Championship on Labor Day weekend, retained the top spot, while Tiger Woods, who moved to second last week, held that place for the second straight week.
Ernie Els, reigning U.S. Open winner Retief Goosen and Masters champion Phil Mickelson rounded out the top five for the second consecutive week.
Mike Weir stayed in sixth place, while Davis Love III and Padraig Harrington switched spots from last week. The American jumped up to seventh, while the Irishman dropped to No. 8. Sergio Garcia and Stewart Cink completed the top-10.
Adam Scott once again came in 11th, but Darren Clarke is gaining ground on him. Clarke won the Mitsui Sumitomo VISA Taiheiyo Masters in Japan last week. Kenny Perry kept his 13th place from the week prior.
Miguel Angel Jimenez and Chris DiMarco traded places from last week with Jimenez taking 14th and DiMarco 15th.
Jim Furyk maintained his 16th ranking, while Stuart Appleby climbed up one position to 17th. Chad Campbell fell a spot to No. 18. British Open champion Todd Hamilton moved up one rung to 19th, while former PGA Champion David Toms dipped one to 20th.