diff --git a/database/document_user_statistics.sql b/database/document_user_statistics.sql
index 24be2d5..db4aab0 100644
--- a/database/document_user_statistics.sql
+++ b/database/document_user_statistics.sql
@@ -1,17 +1,4 @@
-WITH new_activity AS (
-    SELECT
-        document_id,
-        user_id
-    FROM activity
-    WHERE
-        created_at > COALESCE(
-            (SELECT MAX(dus.last_seen) FROM document_user_statistics AS dus),
-            '1970-01-01T00:00:00Z'
-        )
-    GROUP BY user_id, document_id
-),
-
-grouped_activity AS (
+WITH grouped_activity AS (
     SELECT
         ga.user_id,
         ga.document_id,
@@ -91,8 +78,6 @@ grouped_activity AS (
             AS weekly_read_percentage
 
     FROM activity AS ga
-    INNER JOIN new_activity AS na
-    WHERE na.user_id = ga.user_id AND na.document_id = ga.document_id
     GROUP BY ga.user_id, ga.document_id
 ),