// (The numbers are approximately percentages.)

        case WAND_HASTING:

        case WAND_HASTING:          // each 17.9%, group unknown each 26.3%

            w = 25; break;
        case WAND_TELEPORTATION:    // each 10.7%, group unknown each 17.6%
        case WAND_INVISIBILITY:

        case WAND_TELEPORTATION:

        case WAND_FIRE:             // each 5.7%, group unknown each 9.3%
        case WAND_COLD:
        case WAND_LIGHTNING:
        case WAND_DRAINING:
            w = 8; break;
        case WAND_DIGGING:          // each 3.6%, group unknown each 6.25%

            w = 10; break;
        case WAND_INVISIBILITY:
        case WAND_DIGGING:

            w = 7; break;
        case WAND_FIRE:
        case WAND_COLD:
        case WAND_LIGHTNING:

        case WAND_FLAME:            // each 0.7%, group unknown each 1.4%
        case WAND_FROST:
        case WAND_CONFUSION:
        case WAND_PARALYSIS:
        case WAND_SLOWING:
        case WAND_ENSLAVEMENT:
        case WAND_MAGIC_DARTS:
        case WAND_RANDOM_EFFECTS:

            w += 10;

            w *= 2;