When did you become Permanent Resident?
The Card PR has that date at the back
to get 365 days you must have al least 730 days in canada before you became Permanent Resident.
6 mont
6 months validity for IRCC is juts to be sure to issue any permit visa (PR, Work, Student), once, people enter to Canada, can renew theirs passports in the respectivs consulates or embasied.