diff --git a/src/data/Family.ts b/src/data/Family.ts
index 59a0e32..aa5e43b 100644
--- a/src/data/Family.ts
+++ b/src/data/Family.ts
@@ -1,7 +1,25 @@
 import { arePeriodsOverlaping } from "../period/arePeriodsOverlaping";
 import { Period } from "../period/Period";
 
-export type FamilyStatus =
+export type Family = {
+  notionId: string;
+  Titre: string;
+  Statut: StatutFamille;
+  Integration: Date | null;
+  Sortie: Date | null;
+  Evenements: FamilyEvent[];
+};
+
+export type FamilyEvent = {
+  notionId: string;
+  notionIdFamille: string;
+  Évènement: string;
+  Date: Date | null;
+  Type: string;
+  "Enfants concernés": string;
+};
+
+export type StatutFamille =
   | "Résistant.e"
   | "Ex résistant·e·s"
   | "À préciser"
@@ -11,43 +29,31 @@ export type FamilyStatus =
   | "Déclaration Validée - Attente éléments"
   | "Abdandon"
   | "Incompatible";
-export type Family = {
-  notionId: string;
-  title: string;
-  status: FamilyStatus;
-
-  startResistsant: Date | null;
-  endResistant: Date | null;
-  evenements: FamilyEvent[];
-};
 
 export function isResistant(family: Family): boolean {
   return (
-    family.status === "Résistant.e" &&
-    family.startResistsant !== null &&
-    family.endResistant === null
+    family.Statut === "Résistant.e" &&
+    family.Integration !== null &&
+    family.Sortie === null
   );
 }
 
 export function isExResistant(family: Family): boolean {
   return (
-    family.status === "Ex résistant·e·s" &&
-    family.startResistsant !== null &&
-    family.endResistant !== null
+    family.Statut === "Ex résistant·e·s" &&
+    family.Integration !== null &&
+    family.Sortie !== null
   );
 }
 
 export function isResistantAtDate(family: Family, date: Date): boolean {
-  if (
-    isResistant(family) &&
-    family.startResistsant!.getTime() <= date.getTime()
-  ) {
+  if (isResistant(family) && family.Integration!.getTime() <= date.getTime()) {
     return true;
   }
   if (
     isExResistant(family) &&
-    family.startResistsant!.getTime() <= date.getTime() &&
-    family.endResistant!.getTime() > date.getTime()
+    family.Integration!.getTime() <= date.getTime() &&
+    family.Sortie!.getTime() > date.getTime()
   ) {
     return true;
   }
@@ -62,25 +68,20 @@ export function isResistantOverPeriod(family: Family, period: Period): boolean {
   );
 }
 
-function periodOfResistance(family: Family): Period | null {
+export function periodOfResistance(family: Family): Period | null {
   if (isResistant(family)) {
     const periodResistant: Period = {
-      start: family.startResistsant!,
+      start: family.Integration!,
       end: new Date(Date.now()),
     };
     return periodResistant;
   }
   if (isExResistant(family)) {
     const periodResistant: Period = {
-      start: family.startResistsant!,
-      end: family.endResistant!,
+      start: family.Integration!,
+      end: family.Sortie!,
     };
     return periodResistant;
   }
   return null;
 }
-
-export type FamilyEvent = {
-  date: Date;
-  type: string;
-};
diff --git a/src/data/checkDataConsistency.ts b/src/data/checkDataConsistency.ts
index 65d7378..90ead30 100644
--- a/src/data/checkDataConsistency.ts
+++ b/src/data/checkDataConsistency.ts
@@ -13,49 +13,49 @@ export type ConsistencyIssue = {
 function checkFamilyDataConsistency(family: Family) {
   const consistencyIssues: ConsistencyIssue[] = [];
 
-  if (family.status === "Résistant.e") {
-    if (family.startResistsant === null) {
+  if (family.Statut === "Résistant.e") {
+    if (family.Integration === null) {
       consistencyIssues.push({
-        familyId: family.title,
+        familyId: family.Titre,
         issueType: "Résistant.e without startResistant",
       });
     }
-    if (family.endResistant !== null) {
+    if (family.Sortie !== null) {
       consistencyIssues.push({
-        familyId: family.title,
+        familyId: family.Titre,
         issueType: "Résistant.e with endResistant!!",
       });
     }
-  } else if (family.status === "Ex résistant·e·s") {
-    if (family.startResistsant === null) {
+  } else if (family.Statut === "Ex résistant·e·s") {
+    if (family.Integration === null) {
       consistencyIssues.push({
-        familyId: family.title,
+        familyId: family.Titre,
         issueType: "Ex résistant.e.s without startResistant",
       });
     }
-    if (family.endResistant === null) {
+    if (family.Sortie === null) {
       consistencyIssues.push({
-        familyId: family.title,
+        familyId: family.Titre,
         issueType: "Ex résistant.e.s without endResistant",
       });
     }
-    if (family.startResistsant!.getTime() > family.endResistant!.getTime()) {
+    if (family.Integration!.getTime() > family.Sortie!.getTime()) {
       consistencyIssues.push({
-        familyId: family.title,
+        familyId: family.Titre,
         issueType: "startResistsant > endResistant ",
       });
     }
   } else {
-    if (family.startResistsant !== null) {
+    if (family.Integration !== null) {
       consistencyIssues.push({
-        familyId: family.title,
-        issueType: family.status + " with startResistant",
+        familyId: family.Titre,
+        issueType: family.Statut + " with startResistant",
       });
     }
-    if (family.endResistant !== null) {
+    if (family.Sortie !== null) {
       consistencyIssues.push({
-        familyId: family.title,
-        issueType: family.status + " with endResistant",
+        familyId: family.Titre,
+        issueType: family.Statut + " with endResistant",
       });
     }
   }
diff --git a/src/notion/fetch/fetchFamiliesWithEventsFromNotion.ts b/src/notion/fetch/fetchFamiliesWithEventsFromNotion.ts
index e29df69..8879196 100644
--- a/src/notion/fetch/fetchFamiliesWithEventsFromNotion.ts
+++ b/src/notion/fetch/fetchFamiliesWithEventsFromNotion.ts
@@ -1,50 +1,73 @@
-import { Client } from "@notionhq/client";
-import {
-  PageObjectResponse,
-  QueryDatabaseParameters,
-} from "@notionhq/client/build/src/api-endpoints";
-import { Family, FamilyStatus } from "../../data/Family";
+import { Client, isFullPage } from "@notionhq/client";
+import { PageObjectResponse } from "@notionhq/client/build/src/api-endpoints";
+import { Family, FamilyEvent, StatutFamille } from "../../data/Family";
 import { datePropertyToDate } from "../utils/properties/datePropertyToDate";
+import { relationPropertyToPageId } from "../utils/properties/relationPropertyToPAgeId";
+import { selectPropertyToText } from "../utils/properties/selectPropertyToText";
 import { statusPropertyToText } from "../utils/properties/statusPropertyToText";
-import { titlePropertyToText } from "../utils/properties/titlePropertyToText copy";
+import { titlePropertyToText } from "../utils/properties/titlePropertyToText";
 import { queryAllDbResults } from "../utils/queryAllDbResults";
-import { assertFullPage } from "../utils/types/assertFullPage";
+import { richTextPropertyToPlainText } from "../utils/text/richTextPropertyToPlainText";
 
 export async function fetchFamiliesWithEventsFromNotion(
   notionClient: Client
 ): Promise<Family[]> {
   const familiesDbId: string = "5b69e02b296d4a578f8c8ab7fe8b05da";
-  const dbQuery: QueryDatabaseParameters = {
-    database_id: familiesDbId,
-    /*filter: {
-      property: "Statut",
-      status: {
-        equals: "Résistant.e",
-      },
-    },*/
-  };
+  const familEventsDbId: string = "c4d434b4603c4481a4d445618ecdf999";
+
+  const eventPages = (
+    await queryAllDbResults(notionClient, {
+      database_id: familEventsDbId,
+    })
+  ).filter(isFullPage);
+  const familyPages = (
+    await queryAllDbResults(notionClient, {
+      database_id: familiesDbId,
+    })
+  ).filter(isFullPage);
+
+  const familyEvents = eventPages.map((pageObjectResponse) => {
+    return buildFamilyEvent(pageObjectResponse);
+  });
 
-  const results = await queryAllDbResults(notionClient, dbQuery);
   const families: Family[] = await Promise.all(
-    results.map((pageObjectResponse) => {
-      assertFullPage(pageObjectResponse);
-      return buildFamily(pageObjectResponse);
+    familyPages.map((pageObjectResponse) => {
+      return buildFamily(pageObjectResponse, familyEvents);
     })
   );
   return families;
 }
 
-function buildFamily(page: PageObjectResponse): Family {
+function buildFamilyEvent(page: PageObjectResponse): FamilyEvent {
+  const pageProperties = page.properties;
+
+  const familyEvent: FamilyEvent = {
+    notionId: page.id,
+    Évènement: titlePropertyToText(pageProperties, "Évènement"),
+    Type: selectPropertyToText(pageProperties, "Type")!,
+    "Enfants concernés": richTextPropertyToPlainText(
+      pageProperties,
+      "Enfants concernés"
+    ),
+    Date: datePropertyToDate(pageProperties, "Date"),
+    notionIdFamille: relationPropertyToPageId(pageProperties, "Famille")!,
+  };
+  return familyEvent;
+}
+
+function buildFamily(
+  page: PageObjectResponse,
+  familyEvents: FamilyEvent[]
+): Family {
   const pageProperties = page.properties;
 
-  // TODO Fetch Family Events
   const family: Family = {
     notionId: page.id,
-    title: titlePropertyToText(pageProperties, ""),
-    status: statusPropertyToText(pageProperties, "Statut") as FamilyStatus,
-    startResistsant: datePropertyToDate(pageProperties, "Intégration"),
-    endResistant: datePropertyToDate(pageProperties, "Sortie"),
-    evenements: [],
+    Titre: titlePropertyToText(pageProperties, ""),
+    Statut: statusPropertyToText(pageProperties, "Statut") as StatutFamille,
+    Integration: datePropertyToDate(pageProperties, "Intégration"),
+    Sortie: datePropertyToDate(pageProperties, "Sortie"),
+    Evenements: familyEvents.filter((fe) => fe.notionIdFamille === page.id),
   };
   return family;
 }
diff --git a/src/notion/publish/publishCurrentStats.ts b/src/notion/publish/publishCurrentStats.ts
index 8470c48..ff610ed 100644
--- a/src/notion/publish/publishCurrentStats.ts
+++ b/src/notion/publish/publishCurrentStats.ts
@@ -41,10 +41,18 @@ export async function publishCurrentStats(
     block_id: statsPageId,
     after: currentStatsHeadingBlock.id,
     children: [
-      currentStatBlock("Nb Famille Résistante", stats.resistantsCount),
+      currentStatBlock("Nb Famille Résistante", stats.nbFamilleResistantes),
       currentStatBlock(
         "Nb Famille Résistante ou Ex-Résistante",
-        stats.resistantsOrExCount
+        stats.nbFamilleResistantesOrEx
+      ),
+      currentStatBlock(
+        "Durée Moyenne Résistance (jours)",
+        stats.dureeMoyenneResistance
+      ),
+      currentStatBlock(
+        "Durée Médiane Résistance (jours)",
+        stats.dureeMedianeResistance
       ),
     ],
   });
diff --git a/src/notion/publish/publishStatisticsToNotion.ts b/src/notion/publish/publishStatisticsToNotion.ts
index b4abacf..cc1083b 100644
--- a/src/notion/publish/publishStatisticsToNotion.ts
+++ b/src/notion/publish/publishStatisticsToNotion.ts
@@ -15,9 +15,9 @@ export async function publishStatisticsToNotion(
 ) {
   await publishCurrentStats(notionClient, stats);
 
-  await publishPeriodStats(notionClient, yearStatsDb, stats.years);
+  await publishPeriodStats(notionClient, yearStatsDb, stats.annees);
 
-  await publishPeriodStats(notionClient, monthStatsDb, stats.months);
+  await publishPeriodStats(notionClient, monthStatsDb, stats.mois);
 }
 
 async function publishPeriodStats(
@@ -50,10 +50,12 @@ async function publishPeriodStats(
             },
           ],
         },
-        "Nb Famille Résistante": numberProp(stat.resistantsCount),
-        "Nb Famille Résistante - Evol": numberProp(stat.resistantsCountEvol),
+        "Nb Famille Résistante": numberProp(stat.nbFamilleResistantes),
+        "Nb Famille Résistante - Evol": numberProp(
+          stat.nbFamilleResistantesEvol
+        ),
         "Nb Famille Résistante - Evol %": numberProp(
-          stat.resistantsCountEvolPercent
+          stat.nbFamilleResistantesEvolPercent
         ),
       },
     });
diff --git a/src/notion/utils/properties/relationPropertyToPageId.ts b/src/notion/utils/properties/relationPropertyToPageId.ts
new file mode 100644
index 0000000..bcb33ee
--- /dev/null
+++ b/src/notion/utils/properties/relationPropertyToPageId.ts
@@ -0,0 +1,18 @@
+import { PageProperties } from "../types/PageProperties";
+import { extractPagePropertyValue } from "./extractPagePropertyValue";
+
+export function relationPropertyToPageId(
+  pageProperties: PageProperties,
+  propName: string
+): string | null {
+  const propValue = extractPagePropertyValue(pageProperties, propName);
+  if (propValue.type !== "relation") {
+    throw new Error(
+      `Property ${propName} was expected to have type "relation" but got "${propValue.type}".`
+    );
+  }
+  if (propValue.relation.length === 0) {
+    return null;
+  }
+  return propValue.relation[0].id;
+}
diff --git a/src/notion/utils/properties/selectPropertyToText.ts b/src/notion/utils/properties/selectPropertyToText.ts
new file mode 100644
index 0000000..792d0a8
--- /dev/null
+++ b/src/notion/utils/properties/selectPropertyToText.ts
@@ -0,0 +1,18 @@
+import { PageProperties } from "../types/PageProperties";
+import { extractPagePropertyValue } from "./extractPagePropertyValue";
+
+export function selectPropertyToText(
+  pageProperties: PageProperties,
+  propName: string
+): string | null {
+  const propValue = extractPagePropertyValue(pageProperties, propName);
+  if (propValue.type !== "select") {
+    throw new Error(
+      `Property ${propName} was expected to have type "select" but got "${propValue.type}".`
+    );
+  }
+  if (propValue.select === null) {
+    return null;
+  }
+  return propValue.select!.name;
+}
diff --git a/src/notion/utils/properties/statusPropertyToText.ts b/src/notion/utils/properties/statusPropertyToText.ts
index 034f95e..dad9519 100644
--- a/src/notion/utils/properties/statusPropertyToText.ts
+++ b/src/notion/utils/properties/statusPropertyToText.ts
@@ -4,12 +4,15 @@ import { extractPagePropertyValue } from "./extractPagePropertyValue";
 export function statusPropertyToText(
   pageProperties: PageProperties,
   propName: string
-): string {
+): string | null {
   const propValue = extractPagePropertyValue(pageProperties, propName);
   if (propValue.type !== "status") {
     throw new Error(
-      `Property ${propName} was expected to have type "title" but got "${propValue.type}".`
+      `Property ${propName} was expected to have type "status" but got "${propValue.type}".`
     );
   }
+  if (propValue.status === null) {
+    return null;
+  }
   return propValue.status!.name;
 }
diff --git a/src/notion/utils/properties/titlePropertyToText copy.ts b/src/notion/utils/properties/titlePropertyToText.ts
similarity index 100%
rename from src/notion/utils/properties/titlePropertyToText copy.ts
rename to src/notion/utils/properties/titlePropertyToText.ts
diff --git a/src/period/daysInPeriod.ts b/src/period/daysInPeriod.ts
new file mode 100644
index 0000000..cf98483
--- /dev/null
+++ b/src/period/daysInPeriod.ts
@@ -0,0 +1,6 @@
+import { differenceInDays } from "date-fns";
+import { Period } from "./Period";
+
+export function daysInPeriod(period: Period): number {
+  return differenceInDays(period.end, period.start);
+}
diff --git a/src/statistiques/ELStats.ts b/src/statistiques/ELStats.ts
index 593968b..15861b2 100644
--- a/src/statistiques/ELStats.ts
+++ b/src/statistiques/ELStats.ts
@@ -1,21 +1,19 @@
 export type ELStats = {
-  /** Current Resistants Count */
-  resistantsCount: number;
+  nbFamilleResistantes: number;
   /** Includes Ancient resistants */
-  resistantsOrExCount: number;
+  nbFamilleResistantesOrEx: number;
 
-  /**
-   * Resistant count per Year
-   * Family Partially resistant over a year are counted in.
-   */
-  years: ELPeriodStats[];
+  dureeMoyenneResistance: number;
+  dureeMedianeResistance: number;
 
-  months: ELPeriodStats[];
+  annees: ELPeriodStats[];
+
+  mois: ELPeriodStats[];
 };
 
 export type ELPeriodStats = {
   periodId: string;
-  resistantsCount: number;
-  resistantsCountEvol: number;
-  resistantsCountEvolPercent: number;
+  nbFamilleResistantes: number;
+  nbFamilleResistantesEvol: number;
+  nbFamilleResistantesEvolPercent: number;
 };
diff --git a/src/statistiques/computeELPeriodStats.ts b/src/statistiques/computeELPeriodStats.ts
index 6037c03..ad2572d 100644
--- a/src/statistiques/computeELPeriodStats.ts
+++ b/src/statistiques/computeELPeriodStats.ts
@@ -15,14 +15,14 @@ export function computeELPeriodStats(
 
     const stats: ELPeriodStats = {
       periodId: period.id,
-      resistantsCount,
-      resistantsCountEvol: evol(
+      nbFamilleResistantes: resistantsCount,
+      nbFamilleResistantesEvol: evol(
         resistantsCount,
-        previousELPeriodStats?.resistantsCount
+        previousELPeriodStats?.nbFamilleResistantes
       ),
-      resistantsCountEvolPercent: evolPercent(
+      nbFamilleResistantesEvolPercent: evolPercent(
         resistantsCount,
-        previousELPeriodStats?.resistantsCount
+        previousELPeriodStats?.nbFamilleResistantes
       ),
     };
     periodStats.push(stats);
diff --git a/src/statistiques/computeELStats.ts b/src/statistiques/computeELStats.ts
index 4dd542a..32e4437 100644
--- a/src/statistiques/computeELStats.ts
+++ b/src/statistiques/computeELStats.ts
@@ -1,14 +1,27 @@
-import { Family, isExResistant, isResistant } from "../data/Family";
+import {
+  Family,
+  isExResistant,
+  isResistant,
+  periodOfResistance,
+} from "../data/Family";
+import { daysInPeriod } from "../period/daysInPeriod";
 import { ELStats } from "./ELStats";
 import { computeELPeriodStats } from "./computeELPeriodStats";
 import { generateELMonths } from "./generateELMonths";
 import { generateELYears } from "./generateELYears";
+import { average } from "./math/average";
+import { median } from "./math/median";
 
 export function computeELStats(families: Family[]): ELStats {
   const resistantsCount = families.filter(isResistant).length;
-  const resistantsOrExCount = families.filter(
+  const resistantsOrEx = families.filter(
     (f) => isResistant(f) || isExResistant(f)
-  ).length;
+  );
+  const durations = resistantsOrEx.map((f) =>
+    daysInPeriod(periodOfResistance(f)!)
+  );
+  const dureeMoyenne = average(durations);
+  const dureeMediane = median(durations);
 
   const elYears = generateELYears();
   const yearsStats = computeELPeriodStats(families, elYears);
@@ -17,9 +30,11 @@ export function computeELStats(families: Family[]): ELStats {
   const monthsStats = computeELPeriodStats(families, months);
 
   return {
-    resistantsCount,
-    resistantsOrExCount,
-    years: yearsStats,
-    months: monthsStats,
+    nbFamilleResistantes: resistantsCount,
+    nbFamilleResistantesOrEx: resistantsOrEx.length,
+    dureeMoyenneResistance: dureeMoyenne,
+    dureeMedianeResistance: dureeMediane,
+    annees: yearsStats,
+    mois: monthsStats,
   };
 }
diff --git a/src/statistiques/math/average.ts b/src/statistiques/math/average.ts
new file mode 100644
index 0000000..9c8f781
--- /dev/null
+++ b/src/statistiques/math/average.ts
@@ -0,0 +1,5 @@
+export function average(values: number[]): number {
+  if (values.length === 0) return NaN;
+
+  return values.reduce((a, b) => a + b) / values.length;
+}
diff --git a/src/statistiques/math/median.ts b/src/statistiques/math/median.ts
new file mode 100644
index 0000000..dfbc6f9
--- /dev/null
+++ b/src/statistiques/math/median.ts
@@ -0,0 +1,11 @@
+export function median(values: number[]): number {
+  if (values.length === 0) return NaN;
+
+  const sorted = [...values].sort((a, b) => a - b);
+
+  const half = Math.floor(sorted.length / 2);
+
+  return sorted.length % 2
+    ? sorted[half]
+    : (sorted[half - 1] + sorted[half]) / 2;
+}