## Is your feature request related to a problem?

Compare year to date
![image](https://user-images.githubusercontent.com/1727427/101010122-8044ed00-3562-11eb-8be1-8462250ef97a.png)

With last 90 days [(link)](https://app.posthog.net/insights?display=ActionsBar&events=%5B%7B%22id%22%3A%22%24pageview%22%2C%22name%22%3A%22%24pageview%22%2C%22type%22%3A%22events%22%2C%22order%22%3A0%2C%22math%22%3A%22total%22%7D%5D&shown_as=Lifecycle&actions=%5B%5D&properties=%5B%7B%22key%22%3A%22%24current_url%22%2C%22value%22%3A%22https%3A%2F%2Fposthog.com%22%2C%22operator%22%3A%22not_icontains%22%2C%22type%22%3A%22event%22%7D%2C%7B%22key%22%3A%22id%22%2C%22value%22%3A71%2C%22type%22%3A%22cohort%22%7D%5D&interval=week&date_from=-90d)
![image](https://user-images.githubusercontent.com/1727427/101010537-9f437f00-3562-11eb-8e9f-a7e75f0018f5.png)


## Describe the solution you'd like



## Describe alternatives you've considered



## Additional context



#### *Thank you* for your feature request – we love each and every one!

ee/clickhouse/queries/trends/lifecycle.py
def get_interval(self, interval: str) -> Tuple[Union[timedelta, relativedelta], str]:
        if interval == "hour":
            return timedelta(hours=1), "1 HOUR"
        elif interval == "minute":
            return timedelta(minutes=1), "1 MINUTE"
        elif interval == "day":
            return timedelta(days=1), "1 DAY"
        elif interval == "week":
            return timedelta(weeks=1), "1 WEEK"
        elif interval == "month":
            return relativedelta(months=1), "1 MONTH"
        else:
            raise ValueError("{interval} not supported")
    def _serialize_lifecycle(self, entity: Entity, filter: Filter, team_id: int) -> List[Dict[str, Any]]: