diff --git a/src/main/java/org/etsi/osl/tmf/metrics/ActiveServiceOrders.java b/src/main/java/org/etsi/osl/tmf/metrics/ActiveServiceOrders.java
new file mode 100644
index 0000000000000000000000000000000000000000..459afddf41222a4e5659ed2412c543bf6951e5de
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/ActiveServiceOrders.java
@@ -0,0 +1,17 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class ActiveServiceOrders {
+
+    @JsonProperty("activeServiceOrders")
+    private final int activeServiceOrders;
+
+    public ActiveServiceOrders(int activeServiceOrders) {
+        this.activeServiceOrders = activeServiceOrders;
+    }
+
+    public int getActiveServiceOrders() {
+        return activeServiceOrders;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/PublishedServiceSpecifications.java b/src/main/java/org/etsi/osl/tmf/metrics/PublishedServiceSpecifications.java
new file mode 100644
index 0000000000000000000000000000000000000000..60d104c6556d06c06b26c25de1b04bf63dfd5bad
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/PublishedServiceSpecifications.java
@@ -0,0 +1,17 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class PublishedServiceSpecifications {
+
+    @JsonProperty("publishedServiceSpecifications")
+    private final int publishedServiceSpecifications;
+
+    public PublishedServiceSpecifications(int publishedServiceSpecifications) {
+        this.publishedServiceSpecifications = publishedServiceSpecifications;
+    }
+
+    public int getPublishedServiceSpecifications() {
+        return publishedServiceSpecifications;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/RegisteredIndividuals.java b/src/main/java/org/etsi/osl/tmf/metrics/RegisteredIndividuals.java
new file mode 100644
index 0000000000000000000000000000000000000000..156ca663b53d290125c2920e133ea7464cf8370f
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/RegisteredIndividuals.java
@@ -0,0 +1,17 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class RegisteredIndividuals {
+
+    @JsonProperty("registeredIndividuals")
+    private final int registeredIndividuals;
+
+    public RegisteredIndividuals(int registeredIndividuals) {
+        this.registeredIndividuals = registeredIndividuals;
+    }
+
+    public int getRegisteredIndividuals() {
+        return registeredIndividuals;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/RegisteredResourceSpecifications.java b/src/main/java/org/etsi/osl/tmf/metrics/RegisteredResourceSpecifications.java
new file mode 100644
index 0000000000000000000000000000000000000000..f20f1d9db054b8598043786079d8092836e51810
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/RegisteredResourceSpecifications.java
@@ -0,0 +1,17 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class RegisteredResourceSpecifications {
+
+    @JsonProperty("registeredResourceSpecifications")
+    private final int registeredResourceSpecifications;
+
+    public RegisteredResourceSpecifications(int registeredResourceSpecifications) {
+        this.registeredResourceSpecifications = registeredResourceSpecifications;
+    }
+
+    public int getRegisteredResourceSpecifications() {
+        return registeredResourceSpecifications;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/Resources.java b/src/main/java/org/etsi/osl/tmf/metrics/Resources.java
new file mode 100644
index 0000000000000000000000000000000000000000..c8c2da4f74f3de7ae6fcf0c18afa7379dd86f0b5
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/Resources.java
@@ -0,0 +1,25 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class Resources{
+
+    @JsonProperty("total")
+    private final int total;
+
+    @JsonProperty("aggregations")
+    private final ResourcesGroupByStateAggregations aggregations;
+
+    public Resources(int total, ResourcesGroupByStateAggregations aggregations) {
+        this.total = total;
+        this.aggregations = aggregations;
+    }
+
+    public int getTotal() {
+        return total;
+    }
+
+    public ResourcesGroupByStateAggregations getAggregations() {
+        return aggregations;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/ResourcesGroupByState.java b/src/main/java/org/etsi/osl/tmf/metrics/ResourcesGroupByState.java
new file mode 100644
index 0000000000000000000000000000000000000000..c8a133c0d9e7079263d197fd65e3df5ce4e74a38
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/ResourcesGroupByState.java
@@ -0,0 +1,17 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class ResourcesGroupByState {
+
+    @JsonProperty("resources")
+    private final Resources resources;
+
+    public ResourcesGroupByState(Resources resources) {
+        this.resources = resources;
+    }
+
+    public Resources getResources() {
+        return resources;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/ResourcesGroupByStateAggregations.java b/src/main/java/org/etsi/osl/tmf/metrics/ResourcesGroupByStateAggregations.java
new file mode 100644
index 0000000000000000000000000000000000000000..e63134f0fbf7005c48e4ec66e4b833d76b53b3e1
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/ResourcesGroupByStateAggregations.java
@@ -0,0 +1,19 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import java.util.List;
+
+public class ResourcesGroupByStateAggregations {
+
+    @JsonProperty("groupByState")
+    private final List<ResourcesGroupByStateItem> groupByState;
+
+    public ResourcesGroupByStateAggregations(List<ResourcesGroupByStateItem> groupByState) {
+        this.groupByState = groupByState;
+    }
+
+    public List<ResourcesGroupByStateItem> getGroupByState() {
+        return groupByState;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/ResourcesGroupByStateItem.java b/src/main/java/org/etsi/osl/tmf/metrics/ResourcesGroupByStateItem.java
new file mode 100644
index 0000000000000000000000000000000000000000..5cad74f65ea7dfb7c3b2b38a040baaebd6efa84c
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/ResourcesGroupByStateItem.java
@@ -0,0 +1,27 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import org.etsi.osl.tmf.common.model.service.ServiceStateType;
+import org.etsi.osl.tmf.ri639.model.ResourceStatusType;
+
+public class ResourcesGroupByStateItem {
+
+    @JsonProperty("key")
+    private final ResourceStatusType key;
+
+    @JsonProperty("count")
+    private final int count;
+
+    public ResourcesGroupByStateItem(ResourceStatusType key, int count) {
+        this.key = key;
+        this.count = count;
+    }
+
+    public String getKey() {
+        return key.name();
+    }
+
+    public int getCount() {
+        return count;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByDay.java b/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByDay.java
new file mode 100644
index 0000000000000000000000000000000000000000..e8c6a714e28c1facd82fd855672ee8444c11df75
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByDay.java
@@ -0,0 +1,17 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class ServiceOrdersGroupByDay {
+
+    @JsonProperty("serviceOrders")
+    private final ServiceOrdersGroupByDayParent serviceOrders;
+
+    public ServiceOrdersGroupByDay(ServiceOrdersGroupByDayParent serviceOrders) {
+        this.serviceOrders = serviceOrders;
+    }
+
+    public ServiceOrdersGroupByDayParent getServiceOrders() {
+        return serviceOrders;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByDayAggregations.java b/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByDayAggregations.java
new file mode 100644
index 0000000000000000000000000000000000000000..1e0993926022e5f4ebaf0c71a5935ff011e1f143
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByDayAggregations.java
@@ -0,0 +1,19 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import java.util.List;
+
+public class ServiceOrdersGroupByDayAggregations {
+
+    @JsonProperty("groupByDay")
+    private final List<ServiceOrdersGroupByDayItem> groupByState;
+
+    public ServiceOrdersGroupByDayAggregations(List<ServiceOrdersGroupByDayItem> groupByState) {
+        this.groupByState = groupByState;
+    }
+
+    public List<ServiceOrdersGroupByDayItem> getGroupByState() {
+        return groupByState;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByDayItem.java b/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByDayItem.java
new file mode 100644
index 0000000000000000000000000000000000000000..3c2a080068f8814646bf39a55904c38b06e6f057
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByDayItem.java
@@ -0,0 +1,26 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import org.etsi.osl.tmf.so641.model.ServiceOrderStateType;
+
+public class ServiceOrdersGroupByDayItem {
+
+    @JsonProperty("key")
+    private final String key;
+
+    @JsonProperty("count")
+    private final int count;
+
+    public ServiceOrdersGroupByDayItem(String key, int count) {
+        this.key = key;
+        this.count = count;
+    }
+
+    public String getKey() {
+        return key;
+    }
+
+    public int getCount() {
+        return count;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByDayParent.java b/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByDayParent.java
new file mode 100644
index 0000000000000000000000000000000000000000..a7a98425096872c2012d91be230e3fbded298343
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByDayParent.java
@@ -0,0 +1,25 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class ServiceOrdersGroupByDayParent {
+
+    @JsonProperty("total")
+    private final int total;
+
+    @JsonProperty("aggregations")
+    private final ServiceOrdersGroupByDayAggregations aggregations;
+
+    public ServiceOrdersGroupByDayParent(int total, ServiceOrdersGroupByDayAggregations aggregations) {
+        this.total = total;
+        this.aggregations = aggregations;
+    }
+
+    public int getTotal() {
+        return total;
+    }
+
+    public ServiceOrdersGroupByDayAggregations getAggregations() {
+        return aggregations;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByState.java b/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByState.java
new file mode 100644
index 0000000000000000000000000000000000000000..f9d5bfc562397d95f72b77f66aca5630e563fe9c
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByState.java
@@ -0,0 +1,17 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class ServiceOrdersGroupByState {
+
+    @JsonProperty("serviceOrders")
+    private final ServiceOrdersGroupByStateParent serviceOrders;
+
+    public ServiceOrdersGroupByState(ServiceOrdersGroupByStateParent serviceOrders) {
+        this.serviceOrders = serviceOrders;
+    }
+
+    public ServiceOrdersGroupByStateParent getServiceOrders() {
+        return serviceOrders;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByStateAggregations.java b/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByStateAggregations.java
new file mode 100644
index 0000000000000000000000000000000000000000..fa5d94fb01d6f2f73600afa697e00b1620dc804c
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByStateAggregations.java
@@ -0,0 +1,19 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import java.util.List;
+
+public class ServiceOrdersGroupByStateAggregations {
+
+    @JsonProperty("groupByState")
+    private final List<ServiceOrdersGroupByStateItem> groupByState;
+
+    public ServiceOrdersGroupByStateAggregations(List<ServiceOrdersGroupByStateItem> groupByState) {
+        this.groupByState = groupByState;
+    }
+
+    public List<ServiceOrdersGroupByStateItem> getGroupByState() {
+        return groupByState;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByStateItem.java b/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByStateItem.java
new file mode 100644
index 0000000000000000000000000000000000000000..390459e2834347321d9a2d521250cdbc1127a755
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByStateItem.java
@@ -0,0 +1,27 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import org.etsi.osl.tmf.common.model.service.ServiceStateType;
+import org.etsi.osl.tmf.so641.model.ServiceOrderStateType;
+
+public class ServiceOrdersGroupByStateItem {
+
+    @JsonProperty("key")
+    private final ServiceOrderStateType key;
+
+    @JsonProperty("count")
+    private final int count;
+
+    public ServiceOrdersGroupByStateItem(ServiceOrderStateType key, int count) {
+        this.key = key;
+        this.count = count;
+    }
+
+    public String getKey() {
+        return key.name();
+    }
+
+    public int getCount() {
+        return count;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByStateParent.java b/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByStateParent.java
new file mode 100644
index 0000000000000000000000000000000000000000..dfa71105fac1f62f5a08d6832044943177bfc9fa
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/ServiceOrdersGroupByStateParent.java
@@ -0,0 +1,25 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class ServiceOrdersGroupByStateParent {
+
+    @JsonProperty("total")
+    private final int total;
+
+    @JsonProperty("aggregations")
+    private final ServiceOrdersGroupByStateAggregations aggregations;
+
+    public ServiceOrdersGroupByStateParent(int total, ServiceOrdersGroupByStateAggregations aggregations) {
+        this.total = total;
+        this.aggregations = aggregations;
+    }
+
+    public int getTotal() {
+        return total;
+    }
+
+    public ServiceOrdersGroupByStateAggregations getAggregations() {
+        return aggregations;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/Services.java b/src/main/java/org/etsi/osl/tmf/metrics/Services.java
new file mode 100644
index 0000000000000000000000000000000000000000..a8eb0780a1aa8ac8eb1226f246d1d176c1e329c3
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/Services.java
@@ -0,0 +1,25 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class Services {
+
+    @JsonProperty("total")
+    private final int total;
+
+    @JsonProperty("aggregations")
+    private final ServicesGroupByStateAggregations aggregations;
+
+    public Services(int total, ServicesGroupByStateAggregations aggregations) {
+        this.total = total;
+        this.aggregations = aggregations;
+    }
+
+    public int getTotal() {
+        return total;
+    }
+
+    public ServicesGroupByStateAggregations getAggregations() {
+        return aggregations;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/ServicesGroupByState.java b/src/main/java/org/etsi/osl/tmf/metrics/ServicesGroupByState.java
new file mode 100644
index 0000000000000000000000000000000000000000..32abd7b1d6ce365a7de43afdfad0e2e62404dd5a
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/ServicesGroupByState.java
@@ -0,0 +1,17 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class ServicesGroupByState {
+
+    @JsonProperty("services")
+    private final Services services;
+
+    public ServicesGroupByState(Services services) {
+        this.services = services;
+    }
+
+    public Services getServices() {
+        return services;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/ServicesGroupByStateAggregations.java b/src/main/java/org/etsi/osl/tmf/metrics/ServicesGroupByStateAggregations.java
new file mode 100644
index 0000000000000000000000000000000000000000..f882b0573a30b39a55ed90d55218a0e37c91a62c
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/ServicesGroupByStateAggregations.java
@@ -0,0 +1,19 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import java.util.List;
+
+public class ServicesGroupByStateAggregations {
+
+    @JsonProperty("groupByState")
+    private final List<ServicesGroupByStateItem> groupByState;
+
+    public ServicesGroupByStateAggregations(List<ServicesGroupByStateItem> groupByState) {
+        this.groupByState = groupByState;
+    }
+
+    public List<ServicesGroupByStateItem> getGroupByState() {
+        return groupByState;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/ServicesGroupByStateItem.java b/src/main/java/org/etsi/osl/tmf/metrics/ServicesGroupByStateItem.java
new file mode 100644
index 0000000000000000000000000000000000000000..34e0e46960c47af02fb5175bcb4763faee15901c
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/ServicesGroupByStateItem.java
@@ -0,0 +1,26 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import org.etsi.osl.tmf.common.model.service.ServiceStateType;
+
+public class ServicesGroupByStateItem {
+
+    @JsonProperty("key")
+    private final ServiceStateType key;
+
+    @JsonProperty("count")
+    private final int count;
+
+    public ServicesGroupByStateItem(ServiceStateType key, int count) {
+        this.key = key;
+        this.count = count;
+    }
+
+    public String getKey() {
+        return key.name();
+    }
+
+    public int getCount() {
+        return count;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/TotalResources.java b/src/main/java/org/etsi/osl/tmf/metrics/TotalResources.java
new file mode 100644
index 0000000000000000000000000000000000000000..a1f58265889a851947a6c02a1983e88bde0dff09
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/TotalResources.java
@@ -0,0 +1,17 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class TotalResources {
+
+    @JsonProperty("totalResources")
+    private final int totalResources;
+
+    public TotalResources(int totalResources) {
+        this.totalResources = totalResources;
+    }
+
+    public int getTotalResources() {
+        return totalResources;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/TotalServiceOrders.java b/src/main/java/org/etsi/osl/tmf/metrics/TotalServiceOrders.java
new file mode 100644
index 0000000000000000000000000000000000000000..7fabda00e89698d11726bbda352d8ed397bc756d
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/TotalServiceOrders.java
@@ -0,0 +1,17 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class TotalServiceOrders {
+
+    @JsonProperty("totalServiceOrders")
+    private final int totalServiceOrders;
+
+    public TotalServiceOrders(int totalServiceOrders) {
+        this.totalServiceOrders = totalServiceOrders;
+    }
+
+    public int getTotalServiceOrders() {
+        return totalServiceOrders;
+    }
+}
diff --git a/src/main/java/org/etsi/osl/tmf/metrics/TotalServices.java b/src/main/java/org/etsi/osl/tmf/metrics/TotalServices.java
new file mode 100644
index 0000000000000000000000000000000000000000..8d07c9ed2d111c024a4822039e58646a6b9b52c5
--- /dev/null
+++ b/src/main/java/org/etsi/osl/tmf/metrics/TotalServices.java
@@ -0,0 +1,17 @@
+package org.etsi.osl.tmf.metrics;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class TotalServices {
+
+    @JsonProperty("totalServices")
+    private final int totalServices;
+
+    public TotalServices(int totalServices) {
+        this.totalServices = totalServices;
+    }
+
+    public int getTotalServices() {
+        return totalServices;
+    }
+}