{
  "schema_version": 1,
  "columns": [
    {
      "name": "place_geoid",
      "type": "string",
      "description": "Seven-character Census place GEOID; retain leading zeros."
    },
    {
      "name": "place_name",
      "type": "string",
      "description": "Place name; names are not unique geographic keys."
    },
    {
      "name": "state",
      "type": "string",
      "description": "Two-letter state abbreviation, including DC."
    },
    {
      "name": "place_type",
      "type": "string",
      "description": "Census place type; blank where the source omits it."
    },
    {
      "name": "residents",
      "type": "integer",
      "description": "Resident population used by the model; not people present."
    },
    {
      "name": "major_crime_index",
      "type": "number",
      "description": "Modeled persons plus property crimes per resident, U.S. = 100."
    },
    {
      "name": "persons_crime_index",
      "type": "number",
      "description": "Modeled murder, rape, robbery and aggravated assault per resident, U.S. = 100."
    },
    {
      "name": "property_crime_index",
      "type": "number",
      "description": "Modeled property crimes per resident, U.S. = 100."
    },
    {
      "name": "disorder_index",
      "type": "number",
      "description": "Modeled social disorder per resident, U.S. = 100; separate from major crime."
    },
    {
      "name": "confidence_high_share",
      "type": "number",
      "description": "Share of residents in high-confidence block groups, 0 to 1."
    },
    {
      "name": "confidence_medium_share",
      "type": "number",
      "description": "Share of residents in medium-confidence block groups, 0 to 1."
    },
    {
      "name": "confidence_low_share",
      "type": "number",
      "description": "Share of residents in low-confidence block groups, 0 to 1."
    },
    {
      "name": "model_release",
      "type": "string",
      "description": "Source model release identifier; not a police-record coverage date."
    },
    {
      "name": "source_url",
      "type": "string",
      "description": "Canonical CrimeMetric place page."
    }
  ],
  "nulls": "Empty numeric CSV cells and Parquet nulls mean an index is unavailable.",
  "geography": "Census places; city, town, village and census-designated place coverage is incomplete."
}