Philadelphia, PA (Sports Network) - Scott Jamieson won a playoff at The Nelson Mandela Championship on Sunday and that helped him jump 52 places in this week's world rankings.
Jamieson, who won for the first time on the European Tour, now stands at 115th in the world.
The top seven in the rankings remained the same from last week as Rory McIlroy was followed Luke Donald, Tiger Woods, Justin Rose, Louis Oosthuizen, Lee Westwood and Adam Scott.
Bubba Watson finished a distant second to Charl Schwartzel in Thailand on Sunday. With that, Watson moved up four places to No. 8 this week. He was followed by Jason Dufner, Brandt Snedeker, Webb Simpson and Keegan Bradley, who all dropped one spot from last week due to Watson's move.
Ian Poulter was No. 13 again this week and is trailed by Graeme McDowell, Phil Mickelson, Steve Stricker, Nick Watney, Peter Hanson and Matt Kuchar.
Sergio Garcia ended fourth behind Schwartzel and he improved two to No. 20 this week. His move knocked Bo Van Pelt out of the top 20.
Schwartzel improved four spots to No. 23 with his win in Thailand.