One row per domain, the most failing mail first. Every count is of messages: aligned passed DMARC, failing did not, and acted_on were quarantined or rejected by the receiver. policy_p is the policy receivers found published, reporters how many receivers sent reports, and sources how many sending addresses they saw.
Parameters
Name
Where
What it is
days
query
How many days back to look, by when each report's period began. 30 if you leave it out, 3650 at most.