diff --git a/src/ingest/analytics.ts b/src/ingest/analytics.ts
index 352e42699..ba39740ba 100644
--- a/src/ingest/analytics.ts
+++ b/src/ingest/analytics.ts
@@ -106,6 +106,7 @@ export function buildAnalytics(
       archiveDurationSec: lobby.archiveDurationSec,
       archiveConnectedPlayers: lobby.archiveConnectedPlayers,
       archiveActivePlayers: lobby.archiveActivePlayers,
+      archiveSpawnedPlayers: lobby.archiveSpawnedPlayers,
       scheduledStartAt: lobby.scheduledStartAt,
       peakClients: lobby.peakClients,
       maxPlayers: lobby.maxPlayers,
diff --git a/src/ingest/ingestService.ts b/src/ingest/ingestService.ts
index 74ccd82ff..ce550a135 100644
--- a/src/ingest/ingestService.ts
+++ b/src/ingest/ingestService.ts
@@ -38,6 +38,7 @@ function isBuildIntentType(type: string): boolean {
 function deriveReplayParticipationMetrics(archivePayload: unknown): {
   connectedPlayers?: number;
   activePlayers?: number;
+  spawnedPlayers?: number;
 } {
   const root = asRecord(archivePayload);
   if (!root) return {};
@@ -47,6 +48,7 @@ function deriveReplayParticipationMetrics(archivePayload: unknown): {
 
   const connectedClientIds = new Set<string>();
   const activeClientIds = new Set<string>();
+  const spawnedClientIds = new Set<string>();
   let sawDisconnectedMarker = false;
 
   for (const turnEntry of turns) {
@@ -74,12 +76,16 @@ function deriveReplayParticipationMetrics(archivePayload: unknown): {
       if (isBuildIntentType(type)) {
         activeClientIds.add(clientID);
       }
+      if (type === "spawn") {
+        spawnedClientIds.add(clientID);
+      }
     }
   }
 
   return {
     connectedPlayers: sawDisconnectedMarker ? connectedClientIds.size : undefined,
     activePlayers: activeClientIds.size,
+    spawnedPlayers: spawnedClientIds.size,
   };
 }
 
@@ -418,6 +424,7 @@ export class LobbyIngestService {
         (record) =>
           record.status !== "active" &&
           (!record.archiveFound ||
+            record.archiveSpawnedPlayers === undefined ||
             (record.archiveConnectedPlayers === undefined &&
               record.archiveActivePlayers === undefined)) &&
           !!record.closedAt &&
@@ -579,6 +586,7 @@ export class LobbyIngestService {
       players: info?.players?.length,
       connectedPlayers: replayMetrics.connectedPlayers,
       activePlayers: replayMetrics.activePlayers,
+      spawnedPlayers: replayMetrics.spawnedPlayers,
       durationSec:
         typeof info?.duration === "number" ? Math.round(info.duration) : undefined,
       winner: winnerLabel,
diff --git a/src/ingest/store.ts b/src/ingest/store.ts
index cb75ed08b..fdbcf396e 100644
--- a/src/ingest/store.ts
+++ b/src/ingest/store.ts
@@ -327,6 +327,7 @@ export class JsonStore {
       players?: number;
       connectedPlayers?: number;
       activePlayers?: number;
+      spawnedPlayers?: number;
       durationSec?: number;
       winner?: string;
       lobbyCreatedAt?: number;
@@ -340,6 +341,7 @@ export class JsonStore {
     lobby.archivePlayers = payload.players;
     lobby.archiveConnectedPlayers = payload.connectedPlayers;
     lobby.archiveActivePlayers = payload.activePlayers;
+    lobby.archiveSpawnedPlayers = payload.spawnedPlayers;
     lobby.archiveDurationSec = payload.durationSec;
     lobby.archiveWinner = payload.winner;
     lobby.actualLobbyCreatedAt = payload.lobbyCreatedAt;
diff --git a/src/shared/types.ts b/src/shared/types.ts
index f887138cb..f41de4a24 100644
--- a/src/shared/types.ts
+++ b/src/shared/types.ts
@@ -93,6 +93,7 @@ export interface LobbyRecord {
   archivePlayers?: number;
   archiveConnectedPlayers?: number;
   archiveActivePlayers?: number;
+  archiveSpawnedPlayers?: number;
   archiveDurationSec?: number;
   archiveWinner?: string;
   actualLobbyCreatedAt?: number;
@@ -166,6 +167,7 @@ export interface AnalyticsPayload {
     archiveDurationSec?: number;
     archiveConnectedPlayers?: number;
     archiveActivePlayers?: number;
+    archiveSpawnedPlayers?: number;
     scheduledStartAt: number;
     peakClients: number;
     maxPlayers?: number;
@@ -206,8 +208,19 @@ export function safeMaxPlayers(record: Pick<LobbyRecord, "maxPlayers">): number
   return Math.max(1, record.maxPlayers ?? 1);
 }
 
-export function peakFillRatio(record: Pick<LobbyRecord, "peakClients" | "maxPlayers">): number {
-  return record.peakClients / safeMaxPlayers(record as Pick<LobbyRecord, "maxPlayers">);
+export function peakFillClients(
+  record: Pick<LobbyRecord, "peakClients" | "archiveConnectedPlayers" | "archivePlayers">,
+): number {
+  return record.archiveConnectedPlayers ?? record.archivePlayers ?? record.peakClients;
+}
+
+export function peakFillRatio(
+  record: Pick<
+    LobbyRecord,
+    "peakClients" | "maxPlayers" | "archiveConnectedPlayers" | "archivePlayers"
+  >,
+): number {
+  return peakFillClients(record) / safeMaxPlayers(record as Pick<LobbyRecord, "maxPlayers">);
 }
 
 export function bucketForConfig(
diff --git a/src/web/main.ts b/src/web/main.ts
index 8c30da05c..c341bf18a 100644
--- a/src/web/main.ts
+++ b/src/web/main.ts
@@ -3,6 +3,7 @@ import {
   BucketMode,
   LobbyRecord,
   TimelineBucket,
+  peakFillClients,
 } from "../shared/types";
 import * as d3 from "d3";
 import "./styles.css";
@@ -617,7 +618,7 @@ function renderOrder(payload: AnalyticsPayload): void {
           <th>Status</th>
           <th>Lobby + Game</th>
           <th>Peak Fill</th>
-          <th>Connected / Active</th>
+          <th>Connected / Active / Spawned</th>
           <th>Join/min</th>
           <th>Opened</th>
         </tr>
@@ -635,7 +636,7 @@ function renderOrder(payload: AnalyticsPayload): void {
               </td>
               <td class="status-${row.status}">${row.status}</td>
               <td>${formatDurationMs(row.openDurationMs)} + ${formatGameDuration(row, payload.now)}</td>
-              <td>${row.maxPlayers ? `${row.peakClients}/${row.maxPlayers}` : row.peakClients}</td>
+              <td>${formatPeakFill(row)}</td>
               <td>${formatReplayParticipation(row)}</td>
               <td>${row.joinRatePerMin.toFixed(2)}</td>
               <td>${new Date(row.openedAt).toLocaleString()}</td>
@@ -684,7 +685,7 @@ function renderInteresting(target: "neverStarted" | "lowFill", rows: LobbyRecord
               <td class="mono">${row.gameID}</td>
               <td>${row.gameConfig?.gameMode ?? "-"}</td>
               <td>${row.gameConfig?.gameMap ?? "-"}</td>
-              <td>${row.maxPlayers ? `${row.peakClients}/${row.maxPlayers}` : row.peakClients}</td>
+              <td>${formatPeakFill(row)}</td>
               <td>${row.fillRatioAtStart !== undefined ? `${(row.fillRatioAtStart * 100).toFixed(1)}%` : "-"}</td>
               <td>${formatDurationMs(row.openDurationMs)}</td>
             </tr>
@@ -723,20 +724,37 @@ function formatDurationSec(durationSec: number | undefined): string {
 function formatReplayParticipation(
   row: Pick<
     AnalyticsPayload["order"][number],
-    "archivePlayers" | "archiveConnectedPlayers" | "archiveActivePlayers"
+    | "archivePlayers"
+    | "archiveConnectedPlayers"
+    | "archiveActivePlayers"
+    | "archiveSpawnedPlayers"
   >,
 ): string {
   const connected = row.archiveConnectedPlayers;
   const active = row.archiveActivePlayers;
+  const spawned = row.archiveSpawnedPlayers;
   const total = row.archivePlayers;
 
-  if (connected === undefined && active === undefined) {
+  if (connected === undefined && active === undefined && spawned === undefined) {
     return "-";
   }
 
-  const pair = `${connected ?? "-"} / ${active ?? "-"}`;
-  if (total === undefined) return pair;
-  return `${pair} of ${total}`;
+  const triplet = `${connected ?? "-"} / ${active ?? "-"} / ${spawned ?? "-"}`;
+  if (total === undefined) return triplet;
+  return `${triplet} of ${total}`;
+}
+
+function formatPeakFill(
+  row: Pick<
+    AnalyticsPayload["order"][number],
+    "peakClients" | "maxPlayers" | "archiveConnectedPlayers" | "archivePlayers"
+  >,
+): string {
+  const peak = peakFillClients(row);
+  if (row.maxPlayers && row.maxPlayers > 0) {
+    return `${peak}/${row.maxPlayers}`;
+  }
+  return String(peak);
 }
 
 function formatGameDuration(