diff --git a/elevator-server/pom.xml b/elevator-server/pom.xml
index efab0aa..4dc74d3 100644
--- a/elevator-server/pom.xml
+++ b/elevator-server/pom.xml
@@ -41,6 +41,11 @@
             <artifactId>jackson-jaxrs</artifactId>
             <version>1.9.13</version>
         </dependency>
+        <dependency>
+            <groupId>joda-time</groupId>
+            <artifactId>joda-time</artifactId>
+            <version>2.3</version>
+        </dependency>
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
diff --git a/elevator-server/src/main/java/elevator/server/ElevatorGame.java b/elevator-server/src/main/java/elevator/server/ElevatorGame.java
index e52c67e..e6309d3 100644
--- a/elevator-server/src/main/java/elevator/server/ElevatorGame.java
+++ b/elevator-server/src/main/java/elevator/server/ElevatorGame.java
@@ -103,6 +103,9 @@ PlayerInfo getPlayerInfo() {
     Integer score() {
         return score.score;
     }
+    Integer averageScore(){
+        return score.getAverageScore();
+    }
 
     void reset(String message) {
         building.reset();
diff --git a/elevator-server/src/main/java/elevator/server/Player.java b/elevator-server/src/main/java/elevator/server/Player.java
index a86eacf..364a9e4 100644
--- a/elevator-server/src/main/java/elevator/server/Player.java
+++ b/elevator-server/src/main/java/elevator/server/Player.java
@@ -3,6 +3,8 @@
 import elevator.server.security.Password;
 import elevator.server.security.RandomPassword;
 
+import java.util.Date;
+
 class Player implements Comparable<Player> {
 
     final String email;
diff --git a/elevator-server/src/main/java/elevator/server/PlayerInfo.java b/elevator-server/src/main/java/elevator/server/PlayerInfo.java
index 27a9b58..52e08cd 100644
--- a/elevator-server/src/main/java/elevator/server/PlayerInfo.java
+++ b/elevator-server/src/main/java/elevator/server/PlayerInfo.java
@@ -7,6 +7,7 @@ public class PlayerInfo implements Serializable {
     public final String pseudo;
     public final String email;
     public final int score;
+    public final int averageScore;
     public final int[] peopleWaitingTheElevator;
     public final int elevatorAtFloor;
     public final int peopleInTheElevator;
@@ -14,10 +15,12 @@ public class PlayerInfo implements Serializable {
     public final String lastErrorMessage;
     public final String state;
 
+
     public PlayerInfo(ElevatorGame game, Player player) {
         email = player.email;
         pseudo = player.pseudo;
         score = game.score();
+        averageScore = game.averageScore();
         peopleWaitingTheElevator = game.waitingUsersByFloors();
         elevatorAtFloor = game.floor();
         peopleInTheElevator = game.travelingUsers();
diff --git a/elevator-server/src/main/java/elevator/server/Score.java b/elevator-server/src/main/java/elevator/server/Score.java
index 35d61e9..e956099 100644
--- a/elevator-server/src/main/java/elevator/server/Score.java
+++ b/elevator-server/src/main/java/elevator/server/Score.java
@@ -2,6 +2,11 @@
 
 import elevator.User;
 import elevator.engine.ElevatorEngine;
+import org.joda.time.DateTime;
+import org.joda.time.Duration;
+import org.joda.time.LocalDateTime;
+
+import java.util.Date;
 
 import static java.lang.Math.abs;
 import static java.lang.Math.max;
@@ -10,6 +15,7 @@
 class Score {
 
     Integer score;
+    DateTime started = new DateTime();
 
     Score() {
         score = 0;
@@ -66,4 +72,14 @@ public int hashCode() {
         return score;
     }
 
+
+    int getAverageScore(){
+        DateTime now = new DateTime();
+        return getAverageScore(now);
+    }
+
+    protected int getAverageScore(DateTime now){
+        long elapsed = (int)new Duration(started, now).getStandardSeconds();
+        return (int)(score*(10f*60 / elapsed ));
+    }
 }
diff --git a/elevator-server/src/main/webapp/partials/elevator.html b/elevator-server/src/main/webapp/partials/elevator.html
index efbcf46..fb36c09 100644
--- a/elevator-server/src/main/webapp/partials/elevator.html
+++ b/elevator-server/src/main/webapp/partials/elevator.html
@@ -43,6 +43,8 @@ <h2>From the ground to the highest level</h2>
         <gravatar-image data-email="player.email" data-size="120" data-rating="pg" data-default="404" data-secure="true"></gravatar-image>
         <h3 style="text-align: center;">{{player.pseudo}}</h3>
         <h5 style="text-align: center;">{{playerInfo.score}} points</h5>
+        <h5 style="text-align: center;">( {{playerInfo.averageScore}} points )</h5>
+
         <building player="playerInfo"></building>
         <div ng-show="playerInfo.lastErrorMessage" class="alert alert-error">
             <strong>Last error:</strong> {{playerInfo.lastErrorMessage}}
diff --git a/elevator-server/src/test/java/elevator/server/ScoreTest.java b/elevator-server/src/test/java/elevator/server/ScoreTest.java
index 847013b..1884541 100644
--- a/elevator-server/src/test/java/elevator/server/ScoreTest.java
+++ b/elevator-server/src/test/java/elevator/server/ScoreTest.java
@@ -1,6 +1,7 @@
 package elevator.server;
 
 import elevator.User;
+import org.joda.time.DateTime;
 import org.junit.Test;
 
 import static java.lang.String.format;
@@ -82,6 +83,36 @@ public void should_loose_10_points() {
 
         assertThat(loose.score).isEqualTo(-10);
     }
+    @Test
+    public void should_average_score() {
+        Score score = new Score();
+        score.score=100;
+        score.started=new DateTime(2013,9,28,9,0);
+        int averageScore = score.getAverageScore(new DateTime(2013,9,28,9,1));
+        {
+            assertThat(averageScore).isEqualTo(1000);
+        }
+    }
+    @Test
+    public void should_average_score_with_precision() {
+        Score score = new Score();
+        score.score=202;
+        score.started=new DateTime(2013,9,28,9,0);
+        int averageScore = score.getAverageScore(new DateTime(2013,9,28,9,2));
+        {
+            assertThat(averageScore).isEqualTo(1010);
+        }
+    }
+    @Test
+    public void should_average_score_after_10min() {
+        Score score = new Score();
+        score.score=1100;
+        score.started=new DateTime(2013,9,28,9,0);
+        int averageScore = score.getAverageScore(new DateTime(2013,9,28,9,11));
+        {
+            assertThat(averageScore).isEqualTo(1000);
+        }
+    }
 
     private User user(int floor, int floorToGo, int tickToGo, int tickToWait) {
         User user = mock(User.class);