A 10% discount for a guilty plea to manslaughter entered on the sixth day of a murder trial is within the available range where there was no earlier indication of willingness to plead. In manslaughter by excessive self-defence, the offender's voluntary approach to a confrontation while armed, despite warnings, is relevant to objective seriousness and does not amount to impermissible double-counting of the self-defence element. Future speculative conditions of protective custody do not warrant a sentencing discount.
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