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27ec678 | 1 2 3 4 | -- Paid media click-through rate
-- Clicks over impressions of paid media in the month.
SELECT strftime(date, '%Y-%m') AS month, sum(clicks) AS num, sum(impressions) AS den, sum(clicks) / NULLIF(sum(impressions), 0) AS value FROM marketing.ad_spend_daily WHERE date >= TIMESTAMP '2023-10-01' AND date < TIMESTAMP '2026-10-01' GROUP BY 1 ORDER BY 1
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