diff --git a/frontend/src/pages/utilities.rs b/frontend/src/pages/utilities.rs
index 57c6583..d053b5e 100644
--- a/frontend/src/pages/utilities.rs
+++ b/frontend/src/pages/utilities.rs
@@ -1,3 +1,5 @@
+use std::{collections::HashMap, fmt::format};
+
 use chrono::{DateTime, Datelike, Utc};
 use gloo_net::http::Request;
 use serde::Deserialize;
@@ -6,9 +8,15 @@ use yew::prelude::*;
 
 use crate::pages::ticket::{ActiveUser, Ticket};
 
-#[derive(Debug, Deserialize, Clone)]
-struct Date {
-    date: DateTime<Utc>, // matches JSON "date": "2026-05-01T14:23:00Z"
+#[derive(Debug, Deserialize, Clone, PartialEq)]
+struct TicketPartial {
+    date: DateTime<Utc>,
+    room: i16,
+}
+
+#[derive(Properties, PartialEq)]
+struct RoomTotalsProps {
+    tickets: Vec<TicketPartial>,
 }
 
 fn weekday_index(dt: &DateTime<Utc>) -> usize {
@@ -24,7 +32,7 @@ fn weekday_index(dt: &DateTime<Utc>) -> usize {
     }
 }
 
-fn count_by_weekday(tickets: &[Date]) -> [usize; 7] {
+fn count_by_weekday(tickets: &[TicketPartial]) -> [usize; 7] {
     let mut counts = [0usize; 7];
     for t in tickets {
         counts[weekday_index(&t.date)] += 1;
@@ -32,14 +40,14 @@ fn count_by_weekday(tickets: &[Date]) -> [usize; 7] {
     counts
 }
 
-fn day_counts(dates: &[Date]) -> [usize; 7] {
-    if dates.is_empty() {
+fn day_counts(partials: &[TicketPartial]) -> [usize; 7] {
+    if partials.is_empty() {
         return [0usize; 7];
     }
 
-    let mut min = dates[0].date.date_naive();
+    let mut min = partials[0].date.date_naive();
     let mut max = min;
-    for d in dates.iter().skip(1) {
+    for d in partials.iter().skip(1) {
         let dt = d.date.date_naive();
         if dt < min {
             min = dt
@@ -74,6 +82,16 @@ fn day_counts(dates: &[Date]) -> [usize; 7] {
     occ
 }
 
+fn parse_room(r: i16) -> String {
+    if r < 0 {
+        format!("K{}", r.abs())
+    } else if r > 1000 {
+        format!("D{}", r - 1000)
+    } else {
+        r.to_string()
+    }
+}
+
 #[component(Diagnostics)]
 pub fn diagnostics_component() -> Html {
     html! {
@@ -180,7 +198,7 @@ pub fn ticket_count_component() -> Html {
 
 #[component(SubmitStats)]
 pub fn submit_stats_component() -> Html {
-    let tickets = use_state(|| Vec::<Date>::new());
+    let tickets = use_state(|| Vec::<TicketPartial>::new());
     let error = use_state(|| None::<String>);
     let loading = use_state(|| false);
 
@@ -195,7 +213,7 @@ pub fn submit_stats_component() -> Html {
                 let url = "/api/tickets".to_string();
                 match Request::get(&url).send().await {
                     Ok(response) if response.status() == 200 => {
-                        match response.json::<Vec<Date>>().await {
+                        match response.json::<Vec<TicketPartial>>().await {
                             Ok(t) => tickets.set(t),
                             Err(e) => error.set(Some(format!("parse error: {}", e))),
                         }
@@ -255,6 +273,30 @@ pub fn submit_stats_component() -> Html {
                     }
                 })}
             </ul>
+            <RoomTotalTickets tickets={(*tickets).clone()}/>
+        </div>
+    }
+}
+
+#[component(RoomTotalTickets)]
+fn room_total_component(props: &RoomTotalsProps) -> Html {
+    let mut totals: HashMap<i16, usize> = HashMap::new();
+    for t in &props.tickets {
+        *totals.entry(t.room).or_insert(0) += 1;
+    }
+
+    let mut totals_vec: Vec<(i16, usize)> = totals.into_iter().collect();
+    totals_vec.sort_by(|a, b| b.1.cmp(&a.1));
+
+    html! {
+        <div>
+            <h3>{ "Tickets pro Raum" }</h3>
+            <ul>
+                { for totals_vec.into_iter().map(|(room, count)| {
+                    let label = parse_room(room);
+                    html! { <li>{ format!("{}: {}", label, count) }</li> }
+                }) }
+            </ul>
         </div>
     }
 }