absences from Australia of no more than 12 months in total in the 4 years prior to application, including not more than 90 days in the 12 months immediately prior to application.
To satisfy the residence requirements you must have:
4 years lawful residence in Australia. This period must include 12 months as a permanent resident immediately before making an application for Australian citizenship
and
absences from Australia of no more than 12 months in total in the 4 years prior to application, including not more than 90 days in the 12 months immediately prior to application.