+------------+---------------+----------------+
| factuur_id | factuur_datum | klant_voornaam |
+------------+---------------+----------------+
|          6 | 2006-10-01    | Wouter         | 
|          6 | 2006-10-01    | Wouter         | 
|          7 | 2006-10-01    | Wouter         | 
|          7 | 2006-10-01    | Wouter         | 
|          8 | 2006-10-01    | Wouter         | 
|          8 | 2006-10-01    | Wouter         | 
|          8 | 2006-10-01    | Wouter         | 
|          9 | 2006-10-01    | Wouter         | 
|          9 | 2006-10-01    | Wouter         | 
|          9 | 2006-10-01    | Wouter         | 
|         10 | 2006-10-01    | Wouter         | 
+------------+---------------+----------------+
11 rows in set (0.00 sec)