Efficiency

Level 5 of the Dungeon
(6, -2, D:5)
  a +0 leather armour
(10, 4, D:5)
  a +0 short sword
(22, 10, D:5)
  14 gold pieces
(32, 1, D:5)
  15 gold pieces

Level 6 of the Dungeon
(0, 0, D:6)
  11 gold pieces