| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very low technical quality | 1 |
0.4%
|
| 2 | 2 |
0.9%
|
|
| 3 | 3 |
1.3%
|
|
| 4 | 7 |
3%
|
|
| 5 | 26 |
11.1%
|
|
| 6 | 22 |
9.4%
|
|
| 7 | 46 |
19.7%
|
|
| 8 | 51 |
21.8%
|
|
| 9 | 42 |
17.9%
|
|
| 10 | Very high technical quality | 34 |
14.5%
|
| 11 | Don't know | 0 |
0%
|
| Sysmiss | 45 |