Partial unavailability, if unrepairable.
Total unavailability, if long-term.
Partial unavailability, if repairable (short-term or long-term).
Total unavailability, if short-term.
Noticeable degradation, repairable (short-term or long-term) or unrepairable.
Very long-term or unrepairable unavailability of the service.
Unnoticeable effects, or no actors affected.
Indicates lack of consensus between analysts.
Indicates lack of knowledge or data.
Not yet analysed
Default. Indicates that no assessment has been done yet.