However , he had the worst year of his career in 2010 , with his total strokes gained per round decreasing by three compared with 2009 .
He was ranked first in total strokes gained in each year from 2003 to 2009 .
He had the worst year of his career in 2010 , with his total strokes gained per round decreasing by three compared with 2009 .
He was ranked first in total strokes gained in each year from 2003 to 2009 .