| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very low technical quality | 12 |
2.1%
|
| 2 | 6 |
1%
|
|
| 3 | 8 |
1.4%
|
|
| 4 | 34 |
5.8%
|
|
| 5 | 61 |
10.5%
|
|
| 6 | 107 |
18.4%
|
|
| 7 | 128 |
22%
|
|
| 8 | 109 |
18.7%
|
|
| 9 | 58 |
9.9%
|
|
| 10 | Very high technical quality | 60 |
10.3%
|
| 11 | Don't know | 117 | |
| Sysmiss | 19 |