{
  "analysis": "Independent descriptive reanalysis of BnF Observatoire du dépôt légal – Livres 2025",
  "source_url": "https://static.data.gouv.fr/resources/observatoire-du-depot-legal/20261019-084134/observatoire-du-depot-legal-2025-indicateurs-livres.xlsx",
  "source_sha256": "56648b079b32ffa7f5306eb2d83a1d96763f1babdbd192700c5932cedf4125d2",
  "source_publisher": "Bibliothèque nationale de France",
  "metadata_url": "https://www.data.gouv.fr/datasets/observatoire-du-depot-legal/",
  "source_resource_created": "2026-10-19",
  "accessed": "2026-10-28",
  "source_licence_id": "fr-lo",
  "scope": "Records published in Bibliographie nationale française – Livres in 2025, translation code 1; all publication languages. Not deposits received in 2025, new titles, all French-language translations, sales or unique works.",
  "unit": "One unique NNB bibliographic record",
  "filters": [
    "Année de parution BNF == 25",
    "Code de traduction == 1 - Traduction (avec ou sans texte original)"
  ],
  "grouping": "Exact trimmed original-language label; missing grouped as [non renseigné]. No splitting or inferred nationality.",
  "denominators": {
    "all_translation_records": 14394,
    "fiction": 10018,
    "documentary": 4139,
    "exact_french_publication_language": 12857
  },
  "missingness": {
    "missing_original_language": 129,
    "nonempty_original_language_labels": 98
  },
  "computation": "Share = count / relevant group denominator * 100. Percentage-point difference = fiction share - documentary share.",
  "dependencies": "Python3.11+, pandas, openpyxl; source file must be downloaded separately from source_url.",
  "reuse": "BnF source published under Licence Ouverte as identified by data.gouv.fr. Attribute BnF and the independent Alisson Bento analysis. No BnF endorsement.",
  "notice": "Not sales, readership, all translations into French, unique works or documents received in2025. No causal inference."
}