2010: Half the top 10 has been replaced
The final World Ranking of the year is out and half of those who were in the top 10 at the start of 2009 have been replaced for the start of start of 2010.
Moving up: Steve Stricker, 15th at the end of 2008 to third; Jim Furyk 13th to sixth; Paul Casey 41st to seventh; Rory McIlroy 39th to ninth; and Kenny Perry 14th to 10th.
Moving down: Sergio Garcia, second at the end of '08 to 11th; Ernie Els ninth to 17th; Camilo Villegas seventh to 23rd; Vijay Singh fifth to 26th; and Robert Karlsson sixth to 27th.
The most significant improvement of those who finished the year in the top 50 belonged to Italy's Edoardo Molinari, who went from 653rd to 49th. Korea's Y.E. Yang, who won the PGA Championship, moved from 478th to 31st.
Only one American fell from the top 50: Boo Weekley went from 48th to 116th. Five Americans moved into the top 50: Sean O'Hair from 59th to 15th; Lucas Glover from 177th to 20th; Nick Watney from 203rd to 32nd; David Toms from 116th to 42nd; and Brian Gay from 11th to 46th.
-- John Strege