def deep_hits(self):
        """The inclusive calling/sampling number.

        Calculates as sum of the own hits and deep hits of the children.
        """
        hits = [self.own_hits]
        hits.extend(stats.own_hits for stats in spread_stats(self))
        return sum(hits)
The inclusive calling/sampling number.

        Calculates as sum of the own hits and deep hits of the children.