app/Statistics/Repository/EventRepository.php
private function getCommonFacts(): array
    {
        // The list of facts used to limit the query result
        return array_merge(
            Gedcom::BIRTH_EVENTS,
            Gedcom::MARRIAGE_EVENTS,
            Gedcom::DIVORCE_EVENTS,
            Gedcom::DEATH_EVENTS
        );
    }
private function getCommonFacts(): array
    {
        // The list of facts used to limit the query result
        return array_merge(
            Gedcom::BIRTH_EVENTS,
            Gedcom::MARRIAGE_EVENTS,
            Gedcom::DIVORCE_EVENTS,
            Gedcom::DEATH_EVENTS
        );
    }
private function getCommonFacts ( ) : array { // The list of facts used to limit the query result return array_merge ( Gedcom :: BIRTH_EVENTS , Gedcom :: MARRIAGE_EVENTS , Gedcom :: DIVORCE_EVENTS , Gedcom :: DEATH_EVENTS ) ; }
Retursn the list of common facts used query the data.

@return array
Retursn the list of common facts used query the data .