## Bug description

*Please describe.*  
- some datapoints show 0 but people will appear in modal

*If this affects the front-end, screenshots would be of great help.*  

## Expected behavior
- amount of people and datapoint should be the same


## How to reproduce

1. demo data clickhouse instance
2. go to retention trends for a day with some people


## Environment

- [ ] PostHog Cloud
- [ ] self-hosted PostHog, version/commit: _please provide_

## Additional context



#### *Thank you* for your bug report – we love squashing them!

ee/clickhouse/queries/clickhouse_retention.py
date_from = filter.date_from + filter.selected_interval * filter.period_increment
        date_to = date_from + filter.period_increment
        result = sync_execute(
            RETENTION_PEOPLE_SQL.format(
                reference_event_query=reference_event_query, target_query=return_query_formatted, filters=prop_filters
            ),
            {
                "team_id": team.pk,
                "start_date": date_from.strftime(
                    "%Y-%m-%d{}".format(" %H:%M:%S" if filter.period == "Hour" else " 00:00:00")
                ),
                "end_date": date_to.strftime(
                    "%Y-%m-%d{}".format(" %H:%M:%S" if filter.period == "Hour" else " 00:00:00")
                ),
                "reference_start_date": reference_date_from.strftime(
                    "%Y-%m-%d{}".format(" %H:%M:%S" if filter.period == "Hour" else " 00:00:00")
                ),
                "reference_end_date": reference_date_to.strftime(
                    "%Y-%m-%d{}".format(" %H:%M:%S" if filter.period == "Hour" else " 00:00:00")
                ),
                "offset": filter.offset,
                **target_params,
                **return_params,
                **prop_filter_params,
            },
        )
        people = Person.objects.filter(team_id=team.pk, uuid__in=[val[0] for val in result])
        from posthog.api.person import PersonSerializer
        return PersonSerializer(people, many=True).data
    def _retrieve_people_in_period(self, filter: RetentionFilter, team: Team):