CREATE TABLE table_26757 ("Player" TEXT, "Group Legs won" FLOAT, "Play-Off Legs won" FLOAT, "Winners Group Legs won" FLOAT, "Winners Play-Off Legs won" FLOAT, "Final position money won*" TEXT, "Total money won" TEXT)

How many group legs were won with player Mark Dudbridge?
SELECT "Winners Group Legs won" FROM table_26757 WHERE "Player" = 'Mark Dudbridge'
SELECT "Winners Group Legs won" FROM "table_26757" WHERE "Player" = 'Mark Dudbridge'