def METHOD_NAME(self, tag):
    """
    Get the mean number of times the given tag was recorded per timestep.
    :param str tag: The tag to get the data for
    :rtype: float
    """
    time_step_ms = FecDataView.get_simulation_time_step_ms()
    n_points = math.ceil(
        self._max_time / time_step_ms)
    endpoint = n_points * time_step_ms
    bins = numpy.linspace(0, endpoint, n_points + 1)
    return numpy.average(numpy.histogram(
        self._tags[tag][_START_TIME], bins)[0])