code: def _get_monthly_data(self, p_p_id):
          
          params = {"p_p_id": p_p_id,
                    "p_p_lifecycle": 2,
                    "p_p_resource_id": ("resourceObtenirDonnees"
                                        "PeriodesConsommation")}
          try:
              raw_res = yield from self._session.get(PROFILE_URL,
                                                     params=params,
                                                     timeout=self._timeout)
          except OSError:
              raise PyHydroQuebecError("Can not get monthly data")
          try:
              json_output = yield from raw_res.json(content_type='text/json')
          except (OSError, json.decoder.JSONDecodeError):
              raise PyHydroQuebecError("Could not get monthly data")
  
          if not json_output.get('success'):
              raise PyHydroQuebecError("Could not get monthly data")
  
          return json_output.get('results')
docs: Get monthly data.