| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 9 |
3%
|
| 2 | 3 |
1%
|
|
| 3 | 10 |
3.3%
|
|
| 4 | 13 |
4.3%
|
|
| 5 | 24 |
8%
|
|
| 6 | 17 |
5.6%
|
|
| 7 | 16 |
5.3%
|
|
| 8 | 8 |
2.7%
|
|
| 9 | 9 |
3%
|
|
| 10 | Very effective | 6 |
2%
|
| 11 | 186 |
61.8%
|
|
| Sysmiss | 6 |