CREATE TABLE table_name_81 (legs VARCHAR2, venue VARCHAR2, runner_up__average_in_final_ VARCHAR2)

What is the legs when the venue is rwe-sporthalle, m lheim and the runner-up (average in final) is simon whitlock (99.59)?
SELECT legs FROM table_name_81 WHERE venue = "rwe-sporthalle, mülheim" AND runner_up__average_in_final_ = "simon whitlock (99.59)"
SELECT "legs" FROM "table_name_81" WHERE "runner_up__average_in_final_" = "simon whitlock (99.59)" AND "rwe-sporthalle, mülheim" = "venue"