The top six in the rankings remained the same. Tiger Woods' lead over Phil Mickelson grew as Woods took second behind Immelman at Augusta. Ernie Els, Steve Stricker, Geoff Ogilvy and K.J. Choi stayed put in the third to sixth positions.
Justin Rose and Vijay Singh both jumped two places to seventh and eighth, while Jim Furyk and Adam Scott were both down two apiece to nine and 10.
Padraig Harrington and Rory Sabbatini exchanged spots, with the British Open champ Harrington up to 11th. Henrik Stenson and Stewart Cink held steady in the 13th and 14th spots.
Immelman moved into 15th place and knocked Sergio Garcia, Luke Donald, Angel Cabrera, Lee Westwood, Zach Johnson and Aaron Baddeley all down one notch with Baddeley dropping from the top 20 to 21st.