CREATE TABLE table_name_41 (margin_of_victory VARCHAR, runner_s__up VARCHAR)

In the tournament where Stuart Appleby was the runner-up, what was the margin of victory?
SELECT margin_of_victory FROM table_name_41 WHERE runner_s__up = "stuart appleby"
SELECT "margin_of_victory" FROM "table_name_41" WHERE "runner_s__up" = "stuart appleby"