def fetch(self, end_date=values.unset, minutes=values.unset,<EOL>start_date=values.unset, task_channel=values.unset):
return self._proxy.fetch(<EOL>end_date=end_date,<EOL>minutes=minutes,<EOL>start_date=start_date,<EOL>task_channel=task_channel,<EOL>)<EOL>
Fetch a WorkersCumulativeStatisticsInstance

:param datetime end_date: Filter cumulative statistics by a end date.
:param unicode minutes: Filter cumulative statistics by up to 'x' minutes in the past.
:param datetime start_date: Filter cumulative statistics by a start date.
:param unicode task_channel: Filter cumulative statistics by TaskChannel.

:returns: Fetched WorkersCumulativeStatisticsInstance
:rtype: twilio.rest.taskrouter.v1.workspace.worker.workers_cumulative_statistics.WorkersCumulativeStatisticsInstance