| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very low technical quality | 3 |
1.6%
|
| 2 | 5 |
2.6%
|
|
| 3 | 4 |
2.1%
|
|
| 4 | 6 |
3.1%
|
|
| 5 | 14 |
7.3%
|
|
| 6 | 21 |
10.9%
|
|
| 7 | 45 |
23.4%
|
|
| 8 | 37 |
19.3%
|
|
| 9 | 24 |
12.5%
|
|
| 10 | Very high technical quality | 33 |
17.2%
|
| 11 | Don't know | 14 | |
| Sysmiss | 32 |