diff --git a/src/main/java/fr/istic/domain/Answer2HybridGradedComment.java b/src/main/java/fr/istic/domain/Answer2HybridGradedComment.java
index a78f93c..31c8ca2 100644
--- a/src/main/java/fr/istic/domain/Answer2HybridGradedComment.java
+++ b/src/main/java/fr/istic/domain/Answer2HybridGradedComment.java
@@ -100,8 +100,16 @@ public static PanacheQuery<Answer2HybridGradedComment> findAllWithResponseIdAndH
     public static PanacheQuery<Answer2HybridGradedComment> findAllAnswerHybridGradedCommentByAnswerId(long responseId){
         return find("select c from Answer2HybridGradedComment c where c.studentResponse.id =?1", responseId);
     }
-    public static PanacheQuery<Answer2HybridGradedComment> findAllAnswerHybridGradedCommentByCommentId(long hybridCommentId){
-        return find("select c from Answer2HybridGradedComment c join fetch c.studentResponse st join fetch st.hybridcommentsValues ah2 join fetch ah2.hybridcomments as h2 where c.hybridcomments.id  =?1", hybridCommentId);
+    public static PanacheQuery<Answer2HybridGradedComment> findAllAnswerHybridGradedCommentByCommentIdWithStepvalueUpperThan0(long hybridcommentId){
+        return find("select c from Answer2HybridGradedComment c where c.hybridcomments.id =?1 and c.stepValue >0", hybridcommentId);
+    }
+
+    public static PanacheQuery<Answer2HybridGradedComment> findAllAnswerHybridGradedCommentByCommentId(long hybridcommentId){
+        return find("select c from Answer2HybridGradedComment c where c.hybridcomments.id =?1", hybridcommentId);
+    }
+
+    public static PanacheQuery<Answer2HybridGradedComment> findAllAnswerHybridGradedCommentByCommentIdWithFetchWithStepvalueUpperThan0(long hybridCommentId){
+        return find("select c from Answer2HybridGradedComment c join fetch c.studentResponse st join fetch st.hybridcommentsValues ah2 join fetch ah2.hybridcomments as h2 where c.hybridcomments.id  =?1 and c.stepValue >0", hybridCommentId);
     }
 
     public static PanacheQuery<Answer2HybridGradedComment> canAccess(long commentId, String login) {
diff --git a/src/main/java/fr/istic/service/HybridGradedCommentService.java b/src/main/java/fr/istic/service/HybridGradedCommentService.java
index 6f320b7..54ff02c 100644
--- a/src/main/java/fr/istic/service/HybridGradedCommentService.java
+++ b/src/main/java/fr/istic/service/HybridGradedCommentService.java
@@ -50,7 +50,7 @@ public HybridGradedCommentDTO persistOrUpdate(HybridGradedCommentDTO hybridGrade
         }
         hybridGradedComment = HybridGradedComment.persistOrUpdate(hybridGradedComment);
         if (shouldUpdate){
-                List<Answer2HybridGradedComment> ans = Answer2HybridGradedComment.findAllAnswerHybridGradedCommentByCommentId(hybridGradedComment.id).list().stream().filter(an3 -> an3.stepValue>0).collect(Collectors.toList());
+                List<Answer2HybridGradedComment> ans = Answer2HybridGradedComment.findAllAnswerHybridGradedCommentByCommentIdWithFetchWithStepvalueUpperThan0(hybridGradedComment.id).list(); //.stream().filter(an3 -> an3.stepValue>0).collect(Collectors.toList());
                 for( Answer2HybridGradedComment an : ans){
                     var st = an.studentResponse;
                     var ans2 = an.studentResponse.hybridcommentsValues;
diff --git a/src/main/java/fr/istic/web/rest/GradedCommentResource.java b/src/main/java/fr/istic/web/rest/GradedCommentResource.java
index b5bf0c9..b6c585c 100644
--- a/src/main/java/fr/istic/web/rest/GradedCommentResource.java
+++ b/src/main/java/fr/istic/web/rest/GradedCommentResource.java
@@ -5,6 +5,7 @@
 import fr.istic.domain.Authority;
 import fr.istic.domain.GradedComment;
 import fr.istic.domain.Question;
+import fr.istic.domain.StudentResponse;
 import fr.istic.domain.User;
 import fr.istic.security.AuthoritiesConstants;
 import fr.istic.service.GradedCommentService;
@@ -185,4 +186,17 @@ public Response getGradedComment(@PathParam("id") Long id, @Context SecurityCont
         Optional<GradedCommentDTO> gradedCommentDTO = gradedCommentService.findOne(id);
         return ResponseUtil.wrapOrNotFound(gradedCommentDTO);
     }
+
+    @GET
+    @Path("/countHowManyUse/{id}")
+    @RolesAllowed({AuthoritiesConstants.USER, AuthoritiesConstants.ADMIN})
+    public Response getUsedOfGradedComment(@PathParam("id") Long id, @Context SecurityContext ctx) {
+        log.debug("REST request to get GradedComment : {}", id);
+        if (!securityService.canAccess(ctx, id, GradedComment.class  )){
+            return Response.status(403, "Current user cannot access to this ressource").build();
+        }
+        long l = StudentResponse.findAllByGradedCommentsIds(id).count();
+        return Response.ok(Long.valueOf(l)).build();
+    }
+
 }
diff --git a/src/main/java/fr/istic/web/rest/HybridGradedCommentResource.java b/src/main/java/fr/istic/web/rest/HybridGradedCommentResource.java
index 8e10ea2..9242a43 100644
--- a/src/main/java/fr/istic/web/rest/HybridGradedCommentResource.java
+++ b/src/main/java/fr/istic/web/rest/HybridGradedCommentResource.java
@@ -2,10 +2,13 @@
 
 import static javax.ws.rs.core.UriBuilder.fromPath;
 
+import fr.istic.domain.Answer2HybridGradedComment;
 import fr.istic.domain.Authority;
 import fr.istic.domain.GradedComment;
 import fr.istic.domain.HybridGradedComment;
 import fr.istic.domain.Question;
+import fr.istic.domain.StudentResponse;
+import fr.istic.domain.TextComment;
 import fr.istic.domain.User;
 import fr.istic.security.AuthoritiesConstants;
 import fr.istic.service.HybridGradedCommentService;
@@ -188,4 +191,16 @@ public Response getHybridGradedComment(@PathParam("id") Long id) {
         Optional<HybridGradedCommentDTO> hybridGradedCommentDTO = hybridGradedCommentService.findOne(id);
         return ResponseUtil.wrapOrNotFound(hybridGradedCommentDTO);
     }
+
+    @GET
+    @Path("/countHowManyUse/{id}")
+    @RolesAllowed({AuthoritiesConstants.USER, AuthoritiesConstants.ADMIN})
+    public Response getUsedOfGradedComment(@PathParam("id") Long id, @Context SecurityContext ctx) {
+        log.debug("REST request to get count HybridGradedCommentUse : {}", id);
+        if (!securityService.canAccess(ctx, id, HybridGradedComment.class  )){
+            return Response.status(403, "Current user cannot access to this ressource").build();
+        }
+        long l = Answer2HybridGradedComment.findAllAnswerHybridGradedCommentByCommentIdWithStepvalueUpperThan0(id).count();
+        return Response.ok(Long.valueOf(l)).build();
+    }
 }
diff --git a/src/main/java/fr/istic/web/rest/TextCommentResource.java b/src/main/java/fr/istic/web/rest/TextCommentResource.java
index efdf8ca..9c20ca3 100644
--- a/src/main/java/fr/istic/web/rest/TextCommentResource.java
+++ b/src/main/java/fr/istic/web/rest/TextCommentResource.java
@@ -14,6 +14,8 @@
 import org.slf4j.LoggerFactory;
 
 import fr.istic.domain.Authority;
+import fr.istic.domain.GradedComment;
+import fr.istic.domain.StudentResponse;
 import fr.istic.domain.TextComment;
 import fr.istic.domain.User;
 import fr.istic.security.AuthoritiesConstants;
@@ -181,4 +183,18 @@ public Response getTextComment(@PathParam("id") Long id, @Context SecurityContex
         Optional<TextCommentDTO> textCommentDTO = textCommentService.findOne(id);
         return ResponseUtil.wrapOrNotFound(textCommentDTO);
     }
+
+
+    @GET
+    @Path("/countHowManyUse/{id}")
+    @RolesAllowed({AuthoritiesConstants.USER, AuthoritiesConstants.ADMIN})
+    public Response getUsedOfGradedComment(@PathParam("id") Long id, @Context SecurityContext ctx) {
+        log.debug("REST request to get count textcommentUse : {}", id);
+        if (!securityService.canAccess(ctx, id, TextComment.class  )){
+            return Response.status(403, "Current user cannot access to this ressource").build();
+        }
+        long l = StudentResponse.findAllByTextCommentsIds(id).count();
+        return Response.ok(Long.valueOf(l)).build();
+    }
+
 }