diff --git a/repository/statistics/click_statistics.go b/repository/statistics/click_statistics.go
index e2b0dcf..7bd3451 100644
--- a/repository/statistics/click_statistics.go
+++ b/repository/statistics/click_statistics.go
@@ -37,15 +37,10 @@ CREATE MATERIALIZED VIEW IF NOT EXISTS mv_last_answers_events
 ENGINE = MergeTree()
 ORDER BY (ctxsession, event_time) POPULATE AS
 SELECT
-    event_time, ctxsession, ctxquizid, ctxquestionid, ctxidint, message, keyos,
-    ctxuserip, ctxuserport, keydomain, keypath, ctxquiz, ctxreferrer
-FROM (SELECT
-            event_time, ctxsession, ctxquizid, ctxquestionid, ctxidint, message, keyos,
-            ctxuserip, ctxuserport, keydomain, keypath, ctxquiz, ctxreferrer,
-            row_number() OVER (PARTITION BY ctxsession ORDER BY event_time DESC) as row_num
-        FROM statistics
-        WHERE message IN ('InfoQuizOpen', 'InfoAnswer', 'InfoResult') AND event_level = 'info') AS sorted
-WHERE row_num = 1;
+    event_time, ctxsession, ctxquizid, ctxquestionid, ctxidint, message,ctxquiz
+FROM statistics
+WHERE message IN ('InfoQuizOpen', 'InfoAnswer', 'InfoResult') AND event_level = 'info';
+;
 `
 	_, err := s.conn.ExecContext(ctx, query)
 	if err != nil {
@@ -78,7 +73,7 @@ func (s *StatisticClick) getFunnel(ctx context.Context, quizID int64, from uint6
 	query := `
 	SELECT DISTINCT last_que, reversed
 	FROM ( SELECT groupUniqArray(ctxquestionid) AS reversed, arraySlice(arrayReverse(groupArray(ctxquestionid)), 1, 1)[1] AS last_que
-         FROM statistics WHERE ctxquizid = ? AND event_time BETWEEN ? AND ?  GROUP BY ctxsession ) AS sub;
+         FROM mv_last_answers_events WHERE ctxquizid = ? AND event_time BETWEEN ? AND ?  GROUP BY ctxsession ) AS sub;
 	`
 
 	rows, err := s.conn.QueryContext(ctx, query, quizID, from, to)