| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very low technical quality | 0 |
0%
|
| 3 | 3 |
2.8%
|
|
| 5 | 2 |
1.9%
|
|
| 6 | 3 |
2.8%
|
|
| 7 | 16 |
15%
|
|
| 8 | 32 |
29.9%
|
|
| 9 | 35 |
32.7%
|
|
| 10 | Very high technical quality | 16 |
15%
|
| 11 | Don't know | 0 |
0%
|
| Sysmiss | 27 |