diff --git a/background.js b/background.js
index 6ef7eb5..3960e27 100644
--- a/background.js
+++ b/background.js
@@ -19,7 +19,7 @@ let queue = Promise.resolve();
 let queuedCount = 0;
 let processing = false;
 let iconTimer = null;
-let timingStats = { count: 0, mean: 0, m2: 0, total: 0 };
+let timingStats = { count: 0, mean: 0, m2: 0, total: 0, last: -1 };
 let currentStart = 0;
 
 function setIcon(path) {
@@ -149,6 +149,7 @@ async function applyAiRules(idsInput) {
                 const t = timingStats;
                 t.count += 1;
                 t.total += elapsed;
+                t.last = elapsed;
                 const delta = elapsed - t.mean;
                 t.mean += delta / t.count;
                 t.m2 += delta * (elapsed - t.mean);
@@ -161,6 +162,7 @@ async function applyAiRules(idsInput) {
                 const t = timingStats;
                 t.count += 1;
                 t.total += elapsed;
+                t.last = elapsed;
                 const delta = elapsed - t.mean;
                 t.mean += delta / t.count;
                 t.m2 += delta * (elapsed - t.mean);
@@ -224,6 +226,9 @@ async function clearCacheForMessages(idsInput) {
         if (savedStats.classifyStats && typeof savedStats.classifyStats === 'object') {
             Object.assign(timingStats, savedStats.classifyStats);
         }
+        if (typeof timingStats.last !== 'number') {
+            timingStats.last = -1;
+        }
         aiRules = Array.isArray(store.aiRules) ? store.aiRules.map(r => {
             if (r.actions) return r;
             const actions = [];
@@ -421,6 +426,8 @@ async function clearCacheForMessages(idsInput) {
         return {
             count: queuedCount + (processing ? 1 : 0),
             current: currentStart ? Date.now() - currentStart : -1,
+            last: t.last,
+            runs: t.count,
             average: t.mean,
             total: t.total,
             stddev: std
diff --git a/options/options.html b/options/options.html
index ed1ef41..cb9668a 100644
--- a/options/options.html
+++ b/options/options.html
@@ -180,9 +180,10 @@
                         <tr><th>Rule count</th><td id="rule-count"></td></tr>
                         <tr><th>Cache entries</th><td id="cache-count"></td></tr>
                         <tr><th>Queue items</th><td id="queue-count"></td></tr>
-                        <tr><th>Current run time</th><td id="current-time">--:--</td></tr>
-                        <tr><th>Average run time</th><td id="average-time">--:--</td></tr>
-                        <tr><th>Total run time</th><td id="total-time">--:--</td></tr>
+                        <tr><th>Current run time</th><td id="current-time">--:--:--</td></tr>
+                        <tr><th>Last run time</th><td id="last-time">--:--:--</td></tr>
+                        <tr><th>Average run time</th><td id="average-time">--:--:--</td></tr>
+                        <tr><th>Total run time</th><td id="total-time">--:--:--</td></tr>
                     </tbody>
                 </table>
                 <button class="button is-danger" id="clear-cache" type="button">Clear Cache</button>
diff --git a/options/options.js b/options/options.js
index 997d7f7..58dcd4f 100644
--- a/options/options.js
+++ b/options/options.js
@@ -306,6 +306,7 @@ document.addEventListener('DOMContentLoaded', async () => {
     const cacheCountEl = document.getElementById('cache-count');
     const queueCountEl = document.getElementById('queue-count');
     const currentTimeEl = document.getElementById('current-time');
+    const lastTimeEl = document.getElementById('last-time');
     const averageTimeEl = document.getElementById('average-time');
     const totalTimeEl = document.getElementById('total-time');
     let timingLogged = false;
@@ -313,29 +314,43 @@ document.addEventListener('DOMContentLoaded', async () => {
     cacheCountEl.textContent = defaults.aiCache ? Object.keys(defaults.aiCache).length : 0;
 
     function format(ms) {
-        if (ms < 0) return '--:--';
-        return (ms / 1000).toFixed(1) + 's';
+        if (ms < 0) return '--:--:--';
+        let totalSec = Math.floor(ms / 1000);
+        const sec = totalSec % 60;
+        totalSec = (totalSec - sec) / 60;
+        const min = totalSec % 60;
+        const hr = (totalSec - min) / 60;
+        return `${String(hr).padStart(2, '0')}:${String(min).padStart(2, '0')}:${String(sec).padStart(2, '0')}`;
     }
 
     async function refreshMaintenance() {
         try {
             const stats = await browser.runtime.sendMessage({ type: 'sortana:getTiming' });
             queueCountEl.textContent = stats.count;
-            currentTimeEl.classList.remove('has-text-success','has-text-danger');
+            currentTimeEl.classList.remove('has-text-danger');
+            lastTimeEl.classList.remove('has-text-success','has-text-danger');
             let arrow = '';
+            if (stats.last >= 0) {
+                if (stats.stddev > 0 && stats.last - stats.average > stats.stddev) {
+                    lastTimeEl.classList.add('has-text-danger');
+                    arrow = ' ▲';
+                } else if (stats.stddev > 0 && stats.average - stats.last > stats.stddev) {
+                    lastTimeEl.classList.add('has-text-success');
+                    arrow = ' ▼';
+                }
+                lastTimeEl.textContent = format(stats.last) + arrow;
+            } else {
+                lastTimeEl.textContent = '--:--:--';
+            }
             if (stats.current >= 0) {
                 if (stats.stddev > 0 && stats.current - stats.average > stats.stddev) {
                     currentTimeEl.classList.add('has-text-danger');
-                    arrow = ' ▲';
-                } else if (stats.stddev > 0 && stats.average - stats.current > stats.stddev) {
-                    currentTimeEl.classList.add('has-text-success');
-                    arrow = ' ▼';
                 }
-                currentTimeEl.textContent = format(stats.current) + arrow;
+                currentTimeEl.textContent = format(stats.current);
             } else {
-                currentTimeEl.textContent = '--:--';
+                currentTimeEl.textContent = '--:--:--';
             }
-            averageTimeEl.textContent = stats.count ? format(stats.average) : '--:--';
+            averageTimeEl.textContent = stats.runs > 0 ? format(stats.average) : '--:--:--';
             totalTimeEl.textContent = format(stats.total);
             if (!timingLogged) {
                 logger.aiLog('retrieved timing stats', {debug: true});
@@ -343,9 +358,10 @@ document.addEventListener('DOMContentLoaded', async () => {
             }
         } catch (e) {
             queueCountEl.textContent = '?';
-            currentTimeEl.textContent = '--:--';
-            averageTimeEl.textContent = '--:--';
-            totalTimeEl.textContent = '--:--';
+            currentTimeEl.textContent = '--:--:--';
+            lastTimeEl.textContent = '--:--:--';
+            averageTimeEl.textContent = '--:--:--';
+            totalTimeEl.textContent = '--:--:--';
         }
 
         ruleCountEl.textContent = document.querySelectorAll('#rules-container .rule').length;
@@ -357,7 +373,7 @@ document.addEventListener('DOMContentLoaded', async () => {
     }
 
     refreshMaintenance();
-    setInterval(refreshMaintenance, 2000);
+    setInterval(refreshMaintenance, 1000);
 
     document.getElementById('clear-cache').addEventListener('click', async () => {
         await AiClassifier.clearCache();