CREATE TABLE table_75347 ("Player" TEXT, "Position" TEXT, "Starter" TEXT, "Touchdowns" FLOAT, "Extra points" FLOAT, "Field goals" FLOAT, "Points" FLOAT)

How many field goals did duncan thompson have?
SELECT "Field goals" FROM table_75347 WHERE "Player" = 'duncan thompson'
SELECT "Field goals" FROM "table_75347" WHERE "Player" = 'duncan thompson'