{
  "project_type": "Academic team project using real-world City of Chicago public data",
  "source_url": "https://data.cityofchicago.org/Health-Human-Services/Food-Inspections/4ijn-s7e5",
  "supplied_snapshot_date": "2026-10-17",
  "analysis_period": "2019-01-01 through 2025-12-31",
  "first_record_date": "2019-01-02",
  "last_record_date": "2025-12-31",
  "period_records": 123673,
  "all_evaluated": {
    "evaluated": 103614,
    "failed": 23843,
    "failure_rate": 0.2301136912000309
  },
  "duplicate_inspection_ids": 0,
  "outcomes": {
    "Business Not Located": 28,
    "Fail": 23843,
    "No Entry": 7904,
    "Not Ready": 2735,
    "Out of Business": 9392,
    "Pass": 54972,
    "Pass w/ Conditions": 24799
  },
  "years": {
    "2019": {
      "evaluated": 16121,
      "failed": 3612,
      "failure_rate": 0.22405557967867998
    },
    "2020": {
      "evaluated": 12600,
      "failed": 2935,
      "failure_rate": 0.23293650793650794
    },
    "2021": {
      "evaluated": 13139,
      "failed": 3035,
      "failure_rate": 0.23099170408706904
    },
    "2022": {
      "evaluated": 14286,
      "failed": 3554,
      "failure_rate": 0.24877502449951
    },
    "2023": {
      "evaluated": 15413,
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      "failure_rate": 0.2488159346006618
    },
    "2024": {
      "evaluated": 15995,
      "failed": 3481,
      "failure_rate": 0.21763050953422944
    },
    "2025": {
      "evaluated": 16060,
      "failed": 3391,
      "failure_rate": 0.21114570361145704
    }
  },
  "facility_groups": {
    "Bakery": {
      "evaluated": 1447,
      "failed": 369,
      "failure_rate": 0.25501036627505186
    },
    "Catering": {
      "evaluated": 606,
      "failed": 107,
      "failure_rate": 0.17656765676567657
    },
    "Children's services": {
      "evaluated": 3874,
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      "failure_rate": 0.17862674238513165
    },
    "Daycare": {
      "evaluated": 2634,
      "failed": 601,
      "failure_rate": 0.2281700835231587
    },
    "Grocery store": {
      "evaluated": 10873,
      "failed": 2743,
      "failure_rate": 0.2522762806953003
    },
    "Long-term care": {
      "evaluated": 1069,
      "failed": 287,
      "failure_rate": 0.2684752104770814
    },
    "Mobile food preparer": {
      "evaluated": 584,
      "failed": 134,
      "failure_rate": 0.22945205479452055
    },
    "Other / unspecified": {
      "evaluated": 3804,
      "failed": 806,
      "failure_rate": 0.21188222923238695
    },
    "Restaurant": {
      "evaluated": 71155,
      "failed": 16163,
      "failure_rate": 0.22715199212985734
    },
    "School": {
      "evaluated": 7568,
      "failed": 1941,
      "failure_rate": 0.2564746300211416
    }
  },
  "risk_groups": {
    "High risk": {
      "evaluated": 82440,
      "failed": 18893,
      "failure_rate": 0.2291727316836487
    },
    "Low risk": {
      "evaluated": 5309,
      "failed": 1378,
      "failure_rate": 0.25955923902806555
    },
    "Medium risk": {
      "evaluated": 15863,
      "failed": 3572,
      "failure_rate": 0.22517808737313244
    },
    "Unspecified": {
      "evaluated": 2,
      "failed": 0,
      "failure_rate": 0.0
    }
  },
  "inspection_groups": {
    "Complaint": {
      "evaluated": 10817,
      "failed": 4048,
      "failure_rate": 0.37422575575483036
    },
    "License": {
      "evaluated": 14009,
      "failed": 3881,
      "failure_rate": 0.27703619102005855
    },
    "Other inspection": {
      "evaluated": 267,
      "failed": 40,
      "failure_rate": 0.149812734082397
    },
    "Re-inspection": {
      "evaluated": 24188,
      "failed": 2797,
      "failure_rate": 0.11563585248883744
    },
    "Routine canvass": {
      "evaluated": 51642,
      "failed": 12659,
      "failure_rate": 0.2451299330002711
    },
    "Short-form complaint": {
      "evaluated": 2503,
      "failed": 358,
      "failure_rate": 0.14302836596084698
    },
    "Suspected food poisoning": {
      "evaluated": 188,
      "failed": 60,
      "failure_rate": 0.3191489361702128
    }
  },
  "missing_coordinates_evaluated": 381,
  "missing_zip_evaluated": 3,
  "unmapped_by_zip_location_rule": {
    "evaluated": 79,
    "failed": 10,
    "failure_rate": 0.12658227848101267
  },
  "zip_examples": {
    "60614": {
      "evaluated": 3730,
      "failed": 893,
      "failure_rate": 0.2394101876675603
    },
    "60640": {
      "evaluated": 2793,
      "failed": 542,
      "failure_rate": 0.19405656999641963
    }
  },
  "data_sha256": "e5a16ec40c61f84596748d16e48168d7d384345bcba54635fd4d2ef66cfc710a",
  "public_package_sha256": "62473577876451b6c765052606ae2f3d0ae94a99fbd1a3436eff5e9fa72410bf",
  "public_package_crc_verified": true,
  "data_preserved_byte_for_byte": true,
  "analytical_xml_and_layout_preserved": true,
  "fingerprint_metadata_removed": true,
  "native_rendering_rechecked": true,
  "note": "Rates describe evaluated inspection events, including repeat inspections; they are not establishment-level probabilities. ZIP locations use full-period mean recorded coordinates. This file reports static recomputations and package checks, not a native Tableau interaction test.",
  "native_rendering_environment": "Tableau Desktop 2026.2; both dashboards opened and exported on 2026-10-19",
  "tableau_public_url": "https://public.tableau.com/app/profile/jonathan.capalbo/viz/Chicago_Food_Inspections/1Overviewandgeography",
  "tableau_public_hosting": "Native Tableau created an all-row, unaggregated extract for hosting. The website download retains the sanitized CSV-based package."
}