Efficiency

Level 4 of the Dungeon
(0, 0, D:4)
  15 gold pieces

Level 5 of the Dungeon
(0, 0, D:5)
  18 stones
(4, 13, D:5)
  9 gold pieces
(6, -2, D:5)
  a +0 hand axe

Level 6 of the Dungeon
(0, 0, D:6)
  a +0 spear
(4, 33, D:6)
  4 gold pieces
(19, 45, D:6)
  7 gold pieces

Level 7 of the Dungeon
(0, 0, D:7)
  10 gold pieces