diff --git a/ereuse_devicehub/commands/reports.py b/ereuse_devicehub/commands/reports.py
index c6f864d5..ae8bd501 100644
--- a/ereuse_devicehub/commands/reports.py
+++ b/ereuse_devicehub/commands/reports.py
@@ -42,7 +42,7 @@ class InternalStatsView:
     def generate_post_csv(self, query):
         data = StringIO()
         cw = csv.writer(data, delimiter=';', lineterminator="\n", quotechar='"')
-        cw.writerow(InternalStatsRow('', "2000-1", []).keys())
+        cw.writerow(InternalStatsRow('', "2000-1", [], []).keys())
 
         for row in self.get_rows(query):
             cw.writerow(row)
@@ -52,6 +52,7 @@ class InternalStatsView:
     def get_rows(self, query):
         d = {}
         dd = {}
+        disks = []
         for ac in query:
             create = '{}-{}'.format(ac.created.year, ac.created.month)
             user = ac.author.email
@@ -66,7 +67,7 @@ class InternalStatsView:
 
         for user, createds in d.items():
             for create, actions in createds.items():
-                r = InternalStatsRow(user, create, actions)
+                r = InternalStatsRow(user, create, actions, disks)
                 dd[user][create] = r
 
         return self.get_placeholders(dd)
@@ -84,7 +85,7 @@ class InternalStatsView:
                 dd[user][create] = None
 
             if not dd[user][create]:
-                dd[user][create] = InternalStatsRow(user, create, [])
+                dd[user][create] = InternalStatsRow(user, create, [], [])
 
             dd[user][create]['Placeholders'] += 1
 
diff --git a/ereuse_devicehub/resources/documents/device_row.py b/ereuse_devicehub/resources/documents/device_row.py
index ef2f5628..ac520582 100644
--- a/ereuse_devicehub/resources/documents/device_row.py
+++ b/ereuse_devicehub/resources/documents/device_row.py
@@ -620,7 +620,7 @@ class ActionRow(OrderedDict):
 
 
 class InternalStatsRow(OrderedDict):
-    def __init__(self, user, create, actions):
+    def __init__(self, user, create, actions, disks):
         super().__init__()
         # General information about all internal stats
         # user, quart, month, year:
@@ -628,13 +628,14 @@ class InternalStatsRow(OrderedDict):
         #    Snapshots (Update)
         #    Snapshots (All)
         #    Drives Erasure
+        #    Drives Erasure Uniques
         #    Placeholders
         #    Allocate
         #    Deallocate
         #    Live
         self.actions = actions
         year, month = create.split('-')
-        self.disks = []
+        self.disks = disks
 
         self['User'] = user
         self['Year'] = year
@@ -644,6 +645,7 @@ class InternalStatsRow(OrderedDict):
         self['Snapshot (Update)'] = 0
         self['Snapshot (All)'] = 0
         self['Drives Erasure'] = 0
+        self['Drives Erasure Uniques'] = 0
         self['Placeholders'] = 0
         self['Allocates'] = 0
         self['Deallocates'] = 0
@@ -664,9 +666,10 @@ class InternalStatsRow(OrderedDict):
 
     def is_erase(self, ac):
         if ac.type in ['EraseBasic', 'EraseSectors']:
+            self['Drives Erasure'] += 1
             if ac.device in self.disks:
                 return ac
-            self['Drives Erasure'] += 1
+            self['Drives Erasure Uniques'] += 1
             self.disks.append(ac.device)
         return ac