diff --git a/table.html b/table.html
index c56156e..4a0451b 100644
--- a/table.html
+++ b/table.html
@@ -4,7 +4,7 @@
   <title>min/max</title>
   <meta charset="utf-8">
   <meta name="viewport" content="width=device-width, initial-scale=1">
-  <link rel="stylesheet" href="css/bootstap.min.css">
+  <link rel="stylesheet" href="css/bootstrap.min.css">
   <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
   <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.0/js/bootstrap.min.js"></script>
 </head>
@@ -19,6 +19,7 @@
         <th>Sensor</th>
         <th>minimum</th>
         <th>maximum</th>
+        <th>average</th>
       </tr>
     </thead>
     <tbody>
@@ -26,16 +27,19 @@
         <td>temperature</td>
         <td>10 °C</td>
         <td>28 °C</td>
+        <td>20 °C</td>
       </tr>
       <tr>
         <td>humidity</td>
         <td>10 %</td>
         <td>85 %</td>
+        <td>50 %</td>
       </tr>
       <tr>
         <td>presure</td>
         <td>957 hPa</td>
         <td>1016 hPa</td>
+        <td>1000 hPa</td>
       </tr>
     </tbody>
   </table>