| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 5 |
5.1%
|
| 2 | 4 |
4.1%
|
|
| 3 | 6 |
6.1%
|
|
| 4 | 4 |
4.1%
|
|
| 5 | 23 |
23.5%
|
|
| 6 | 8 |
8.2%
|
|
| 7 | 7 |
7.1%
|
|
| 8 | 20 |
20.4%
|
|
| 9 | 12 |
12.2%
|
|
| 10 | Very effective | 9 |
9.2%
|
| 11 | N/A | 0 |
0%
|
| Sysmiss | 108 |