message: Update queries-quality-and-percentage.sql
diff: @@ -5,4 +5,5 @@ SELECT query_name,
  ROUND(AVG(rating * 100 / POSITION)) / 100 AS quality,
  ROUND(SUM(rating < 3) * 100 / COUNT(*), 2) AS poor_query_percentage
  FROM Queries
  -GROUP BY query_name;
  +GROUP BY query_name
  +ORDER BY NULL;
  