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Coverage

46,873 of 56,681 columns decided — 82.7% · 9,148 bound (16.1%) · 9,808 still unread

Bound: 9,148; 16.1%; a concept was found and asserted for the column.
Refused: 29,070; 51.3%; the column was read and no concept fits. A verdict, not a gap.
Insufficient: 8,655; 15.3%; read, but the evidence did not settle it.
Unanalysed: 9,808; 17.3%; nobody has read this column yet.

56,681 columns in the coverage ledger · read from /api/field-coverage on citytap-prod · source last observed Oct 10, 2026, 3:52 PM

3,026 datasets, 56,681 catalogued fields, 9,808 of them still unread. Every band below is a share of that, worst first. Open one to see its datasets.

SNAP Center Wait Time

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Fields catalogued

Understood

Checked, no match

Nobody has looked

Every field decided — Every field carries a verdict — which does not mean every field is understood.

Every field in this dataset

Covered and uncovered alike, in the order the publisher lists them. A field with no verdict is one nobody has looked at yet.

Field	Type	What we know	Meaning	How it was decided	Shared term
snap_center_wait_time SNAP Center Wait Time	Text	Checked, no match	—	value_domain_read smallest=0:04 largest=5:22 top[20]={0:40×37; 0:51×36; 0:46×35; 0:56×35; 0:43×34; 0:52×34; 0:38×33; 0:50×33}	—
nca_snap_center_name Center Name	Text	Checked, no match	—	value_domain_read top[20]={Jamaica×108; Queens×108; Bushwick×108; Total Monthly Average CA×108; Coney Island×108; Clinton Hill×108; Hunt's Point×108; Richmond×108}	—
center_number Center Number	Text	Checked, no match	—	value_domain_read smallest=S02 largest=S99 top[17]={S21×108; S02×108; S54×108; S53×108; S13×108; S99×108; S40×108; S28×108}	—
report_date Report Date	Calendar date	Not enough to tell	—	value_profile	—