Returns basic stats.

        Returns a `dict` with various counts and stats, see below.

def get_stats_summary_dict(self):
        """Returns basic stats.

        Returns a `dict` with various counts and stats, see below.
        """
        uptime = time.time() - self._established_time \
            if self._established_time != 0 else -1
        return {
            stats.UPDATE_MSG_IN: self.get_count(PeerCounterNames.RECV_UPDATES),
            stats.UPDATE_MSG_OUT: self.get_count(
                PeerCounterNames.SENT_UPDATES
            ),
            stats.TOTAL_MSG_IN: self.total_msg_recv,
            stats.TOTAL_MSG_OUT: self.total_msg_sent,
            stats.FMS_EST_TRANS: self.get_count(
                PeerCounterNames.FSM_ESTB_TRANSITIONS
            ),
            stats.UPTIME: uptime
        }