{
  "months": 12,
  "calendar_dates": 365,
  "reported_cells": 1886,
  "reported_numeric_cells": 1712,
  "reported_missing_cells": 174,
  "counts_by_field": {
    "pm1_24h_ug_m3": {
      "not_reported": 304,
      "explicitly_missing": 4,
      "numeric_as_printed": 57
    },
    "pm25_24h_ug_m3": {
      "numeric_as_printed": 346,
      "explicitly_missing": 19
    },
    "pm10_24h_ug_m3": {
      "numeric_as_printed": 334,
      "explicitly_missing": 31
    },
    "tsp_24h_ug_m3": {
      "numeric_as_printed": 311,
      "explicitly_missing": 54
    },
    "no2_24h_ppb": {
      "numeric_as_printed": 332,
      "explicitly_missing": 33
    },
    "no2_daily_max_1h_ppb": {
      "numeric_as_printed": 332,
      "explicitly_missing": 33
    }
  },
  "daily_clock_confirmed": false,
  "hourly_completeness_not_established": true,
  "scope": "Consolidation of printed daily tables only. PM1 is not reported before November. Missing markers and absent columns remain distinct. No annual site-town concentration calculations."
}