diff --git a/src/main/java/ch/psi/daq/queryrest/response/json/JSONTableResponseStreamWriter.java b/src/main/java/ch/psi/daq/queryrest/response/json/JSONTableResponseStreamWriter.java
index 7ccb458..dfa2cd2 100644
--- a/src/main/java/ch/psi/daq/queryrest/response/json/JSONTableResponseStreamWriter.java
+++ b/src/main/java/ch/psi/daq/queryrest/response/json/JSONTableResponseStreamWriter.java
@@ -81,6 +81,8 @@ public class JSONTableResponseStreamWriter implements ResponseStreamWriter {
    @Resource(name = QueryRestConfig.BEAN_NAME_DEFAULT_RESPONSE_AGGREGATIONS)
    private Set<Aggregation> defaultResponseAggregations;
 
+   // In case ArchiverAppliance had several events within the 10ms mapping interval, return these
+   // aggregations
    private Set<String> defaultResponseAggregationsStr;
 
    @PostConstruct
@@ -92,7 +94,7 @@ public class JSONTableResponseStreamWriter implements ResponseStreamWriter {
 
    @Override
    public void respond(final List<Entry<DAQQueryElement, Stream<Triple<BackendQuery, ChannelName, ?>>>> results,
-         final OutputStream out, final Response response) throws Exception {      
+         final OutputStream out, final Response response) throws Exception {
       respond(context, jsonFactory, mapper, defaultResponseAggregationsStr, results, out, response);
    }
 
@@ -103,7 +105,7 @@ public class JSONTableResponseStreamWriter implements ResponseStreamWriter {
          final OutputStream out, final Response response) throws Exception {
       AtomicReference<Exception> exception = new AtomicReference<>();
       JsonGenerator generator = factory.createGenerator(out, JsonEncoding.UTF8);
-      
+
       try {
          if (results.size() > 1) {
             generator.writeStartArray();
@@ -116,7 +118,9 @@ public class JSONTableResponseStreamWriter implements ResponseStreamWriter {
                   /* make sure identifiers are available */
                   includedFields.add(QueryField.channel.name());
                   includedFields.add(QueryField.backend.name());
-                  includedFields.addAll(defaultResponseAggregationsStr);
+                  if (!containsAggregation(includedFields)) {
+                     includedFields.addAll(defaultResponseAggregationsStr);
+                  }
 
                   ObjectWriter writer = JSONResponseStreamWriter.configureWriter(includedFields, mapper);
 
@@ -211,4 +215,13 @@ public class JSONTableResponseStreamWriter implements ResponseStreamWriter {
          throw exception.get();
       }
    }
+
+   private static boolean containsAggregation(Set<String> includedFields) {
+      for (Aggregation aggregation : Aggregation.values()) {
+         if (includedFields.contains(aggregation.name())) {
+            return true;
+         }
+      }
+      return false;
+   }
 }
diff --git a/src/test/java/ch/psi/daq/test/queryrest/controller/JsonQueryRestControllerTableTest.java b/src/test/java/ch/psi/daq/test/queryrest/controller/JsonQueryRestControllerTableTest.java
index 0bd966b..188c6d5 100644
--- a/src/test/java/ch/psi/daq/test/queryrest/controller/JsonQueryRestControllerTableTest.java
+++ b/src/test/java/ch/psi/daq/test/queryrest/controller/JsonQueryRestControllerTableTest.java
@@ -145,6 +145,72 @@ public class JsonQueryRestControllerTableTest extends AbstractDaqRestTest {
             .andExpect(MockMvcResultMatchers.jsonPath("$.data[1][1].iocMillis").value(1010));
    }
 
+
+   @Test
+   public void testPulseRangeQuery_NrOfBins() throws Exception {
+      DAQQuery request = new DAQQuery(
+            new RequestRangePulseId(
+                  100,
+                  101),
+            TEST_CHANNEL_NAMES);
+      request.setMapping(new Mapping());
+      request.addField(QueryField.pulseId);
+      request.addField(QueryField.globalSeconds);
+      request.addField(QueryField.globalMillis);
+      request.addField(QueryField.iocSeconds);
+      request.addField(QueryField.iocMillis);
+      request.addField(QueryField.value);
+
+      AggregationDescriptor aggregation = new AggregationDescriptor(AggregationType.value);
+      aggregation.setNrOfBins(1);
+      aggregation.setAggregations(Arrays.asList(Aggregation.mean));
+      request.setAggregation(aggregation);
+
+      String content = mapper.writeValueAsString(request);
+      System.out.println(content);
+
+      this.mockMvc
+            .perform(MockMvcRequestBuilders
+                  .post(DomainConfig.PATH_QUERY)
+                  .contentType(MediaType.APPLICATION_JSON)
+                  .content(content))
+
+            .andDo(MockMvcResultHandlers.print())
+            .andExpect(MockMvcResultMatchers.status().isOk())
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data").isArray())
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0]").exists())
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0]").isArray())
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][0]").exists())
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][0]").isMap())
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][0].channel").value(TEST_CHANNEL_01))
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][0].backend").value(Backend.SF_DATABUFFER.getKey()))
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][0].pulseId").value(100))
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][0].globalSeconds").value(
+                  TestTimeUtils.getTimeStr(1, 0)))
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][0].globalMillis").value(1000))
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][0].iocSeconds").value(
+                  TestTimeUtils.getTimeStr(1, 0)))
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][0].iocMillis").value(1000))
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][0].value.mean").value(100.5))
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][0].value.min").doesNotExist())
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][0].value.max").doesNotExist())
+
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][1]").exists())
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][1]").isMap())
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][1].channel").value(TEST_CHANNEL_02))
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][1].backend").value(Backend.SF_DATABUFFER.getKey()))
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][1].pulseId").value(100))
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][1].globalSeconds").value(
+                  TestTimeUtils.getTimeStr(1, 0)))
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][1].globalMillis").value(1000))
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][1].iocSeconds").value(
+                  TestTimeUtils.getTimeStr(1, 0)))
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][1].iocMillis").value(1000))
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][1].value.mean").value(100.5))
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][1].value.min").doesNotExist())
+            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][1].value.max").doesNotExist());
+   }
+
    @Test
    public void testPulseRangeQuery_ChannelOrder() throws Exception {
       DAQQuery request = new DAQQuery(
@@ -369,7 +435,8 @@ public class JsonQueryRestControllerTableTest extends AbstractDaqRestTest {
             .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][1]").exists())
             .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][1]").isMap())
             .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][1].channel").value(TEST_CHANNEL_02))
-            .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][1].backend").value(Backend.SF_ARCHIVERAPPLIANCE.getKey()))
+            .andExpect(
+                  MockMvcResultMatchers.jsonPath("$.data[0][1].backend").value(Backend.SF_ARCHIVERAPPLIANCE.getKey()))
             .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][1].pulseId").value(100))
             .andExpect(MockMvcResultMatchers.jsonPath("$.data[0][1].globalSeconds").value(
                   TestTimeUtils.getTimeStr(1, 0)))
@@ -385,7 +452,8 @@ public class JsonQueryRestControllerTableTest extends AbstractDaqRestTest {
             .andExpect(MockMvcResultMatchers.jsonPath("$.data[1][1]").exists())
             .andExpect(MockMvcResultMatchers.jsonPath("$.data[1][1]").isMap())
             .andExpect(MockMvcResultMatchers.jsonPath("$.data[1][1].channel").value(TEST_CHANNEL_02))
-            .andExpect(MockMvcResultMatchers.jsonPath("$.data[1][1].backend").value(Backend.SF_ARCHIVERAPPLIANCE.getKey()))
+            .andExpect(
+                  MockMvcResultMatchers.jsonPath("$.data[1][1].backend").value(Backend.SF_ARCHIVERAPPLIANCE.getKey()))
             .andExpect(MockMvcResultMatchers.jsonPath("$.data[1][1].pulseId").value(101))
             .andExpect(MockMvcResultMatchers.jsonPath("$.data[1][1].globalSeconds").value(
                   TestTimeUtils.getTimeStr(1, 10000000)));
@@ -1929,7 +1997,7 @@ public class JsonQueryRestControllerTableTest extends AbstractDaqRestTest {
             .andExpect(MockMvcResultMatchers.jsonPath("$.data[7]").doesNotExist());
 
    }
-   
+
    @Test
    public void testPulseRangeQuery_Match_KeepAsIs_Combine_Waveform() throws Exception {
       Map<String, Set<Long>> channelSeq = new HashMap<>();
@@ -2141,7 +2209,7 @@ public class JsonQueryRestControllerTableTest extends AbstractDaqRestTest {
             .andExpect(MockMvcResultMatchers.jsonPath("$.data[7]").doesNotExist());
 
    }
-   
+
    @Test
    public void testValueTransformation_01() throws Exception {
       String channelName = "TestImage";
@@ -2159,9 +2227,9 @@ public class JsonQueryRestControllerTableTest extends AbstractDaqRestTest {
       request.setValueTransformation(
             new ValueTransformationSequence(
                   new ImageDownScaleValueTransformation(8, Color.BLUE, Color.RED),
-            new ImageEncodingValueTransformation(
-                  ImageFormat.PNG, 
-                  new Base64ImageEncoder(StandardCharsets.UTF_8, true, false))));
+                  new ImageEncodingValueTransformation(
+                        ImageFormat.PNG,
+                        new Base64ImageEncoder(StandardCharsets.UTF_8, true, false))));
 
       String content = mapper.writeValueAsString(request);
       System.out.println(content);