{
  "report_id":"127-minimum-class-size-policy","version":"1.1","status":"validated","snapshot_date":"2026-07-18",
  "publication":{"date_modified":"2026-07-20","articles":[{"number":216,"id":"216-minimum-class-size-policy-by-center-size","path":"articles/minimo-participantes-tamano-centro.html","status":"validated","question":"Cómo cambia la selectividad de los mínimos según el tamaño activo."}]},
  "sample":{"centers":2174,"active_activities":23283,"tenants_failed":0},
  "primary":{"one_person_activity_share_pct":82.21,"centers_only_one_person_minimum":1213,"centers_only_one_person_minimum_pct":55.80,"centers_with_non_one_value":961,"centers_with_non_one_value_pct":44.20,"non_one_wilson_95_ci_pct":[42.13,46.30],"centers_with_multiple_values":920,"centers_with_multiple_values_pct":42.32,"centers_with_three_or_more":525,"centers_with_three_or_more_pct":24.15,"centers_with_zero_pct":14.67,"median_active_activities":9},
  "activity_distribution":{"minimum_participants":["0","1","2","3","4","5+"],"counts":[678,19141,1395,1048,480,541],"shares_pct":[2.91,82.21,5.99,4.50,2.06,2.32],"negative_values":0},
  "sensitivity":[{"minimum_active_activities":1,"centers":2174,"non_one_center_pct":44.20,"multiple_values_center_pct":42.32,"three_or_more_center_pct":24.15},{"minimum_active_activities":3,"centers":1930,"non_one_center_pct":47.56,"multiple_values_center_pct":46.58,"three_or_more_center_pct":26.17},{"minimum_active_activities":5,"centers":1652,"non_one_center_pct":50.85,"multiple_values_center_pct":50.12,"three_or_more_center_pct":28.57},{"minimum_active_activities":10,"centers":982,"non_one_center_pct":57.54,"multiple_values_center_pct":57.13,"three_or_more_center_pct":34.32}],
  "minimum_policy_by_active_size":{"definition":{"active_size":"Mediana mensual de participantes con al menos una asistencia durante los meses elegibles de 2025.","special_minimum":"Valor distinto de una persona.","selectivity":"Proporción del catálogo con mínimo especial entre centros adoptantes."},"rules":{"minimum_eligible_months":6,"minimum_active_participants_per_month":20,"minimum_classes_per_month":20,"catalog_adjustment":"Bandas de 1–4, 5–8, 9–15 y 16 o más actividades."},"sample":{"centers_with_snapshot":2174,"joined_centers":2028,"join_coverage_pct":93.28},"bands":[{"size_band":"01_UNDER_75","label":"Menos de 75","centers":412,"median_typical_active":52.2,"median_active_activities":6,"special_minimum_adoption_pct":34.22,"multiple_values_pct":30.58,"minimum_three_or_more_pct":19.17,"median_special_activity_share_adopters_pct":40.00,"median_special_activity_count_adopters":2},{"size_band":"02_75_149","label":"75–149","centers":715,"median_typical_active":109.5,"median_active_activities":8,"special_minimum_adoption_pct":46.29,"multiple_values_pct":45.03,"minimum_three_or_more_pct":27.41,"median_special_activity_share_adopters_pct":33.33,"median_special_activity_count_adopters":3},{"size_band":"03_150_299","label":"150–299","centers":703,"median_typical_active":199.5,"median_active_activities":11,"special_minimum_adoption_pct":46.66,"multiple_values_pct":45.23,"minimum_three_or_more_pct":25.04,"median_special_activity_share_adopters_pct":28.04,"median_special_activity_count_adopters":3},{"size_band":"04_300_PLUS","label":"300 o más","centers":198,"median_typical_active":369.5,"median_active_activities":15.5,"special_minimum_adoption_pct":58.59,"multiple_values_pct":57.58,"minimum_three_or_more_pct":25.25,"median_special_activity_share_adopters_pct":20.26,"median_special_activity_count_adopters":3}],"comparison":{"raw_adoption_gap_percentage_points":24.36,"raw_adoption_bootstrap_95_percentage_points":[15.89,32.65],"catalog_adjusted_adoption_gap_percentage_points":7.18,"catalog_adjusted_adoption_bootstrap_95_percentage_points":[-0.93,15.22],"adopter_median_special_share_gap_percentage_points":-19.74,"adopter_special_share_bootstrap_95_percentage_points":[-35.17,-7.93]},"sensitivity":{"minimum_3_activities_share_gap_pp":-13.33,"minimum_5_activities_share_gap_pp":-13.90,"fine_catalog_share_gap_pp":-19.74,"twelve_activity_months_share_gap_pp":-12.82}},
  "quality":{"largest_center_raw_share_pct":0.35,"activity_names_exported":false,"member_data_exported":false,"center_identifiers_exported":false},
  "scope":{"configuration_not_actual_cancellation":true,"profitability_inferred":false,"causal_claim":false}
}