SELECT
    node_id,
    any(node_type)            AS node_type,
    uniqExact(session_id)     AS conversations_reached,
    countIf(is_timeout)       AS timeouts
FROM fact_treble_session_nodes
WHERE poll_id = {your_poll_id}
  AND entered_at >= today() - 30
GROUP BY node_id
ORDER BY conversations_reached DESC

SELECT answer_option_text, count() AS answers
FROM fact_treble_session_nodes
WHERE node_id = {your_node_id}
  AND entered_at >= today() - 30
  AND responded_at IS NOT NULL
GROUP BY answer_option_text
ORDER BY answers DESC

SELECT uniqExact(session_id) AS ai_conversations
FROM fact_treble_session_nodes
WHERE node_type LIKE 'AI_%'
  AND entered_at >= today() - 7