reading the signal…
Signals / Event / Building permits stream
in Minneapolis, MN·counted·6.5K all time
A permit authorizing deck construction or alteration, typically shown as an official document for an outdoor platform.
Counted, not streamed: Deck Permit has no time series, so it is read as a footprint across places. All-time count by city.
Things that happen: permits, collisions, crimes, inspections. All-time counts.